Are 15-year-olds prepared to deal with fake news and misinformation? - #113 - APO

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                    Are 15-year-olds prepared
                    to deal with fake news and
 i n   F o c u s    misinformation?

Programme for International Student Assessment
Are 15-year-olds prepared to deal with fake news and
          misinformation?

     • An average of 54% of students in OECD countries reported being trained at school on how to
       recognise whether information is biased or not. Among OECD countries, more than 70% of students
       reported receiving this training in Australia, Canada, Denmark, and the United States. However, less
       than 45% of students reported received this training in Israel, Latvia, the Slovak Republic, Slovenia,
       and Switzerland.
     • Students from advantaged socio-economic backgrounds in all participating countries and economies
       in PISA 2018 scored higher in the index of knowledge of reading strategies for assessing the credibility
       of sources than students from disadvantaged socio-economic backgrounds.
     • Education systems with a higher proportion of students who were taught whether information is
       subjective or biased were more likely to distinguish fact from opinion in the PISA reading assessment
       even after accounting for country per capita GDP or reading performance.

Digital technologies have changed how people               PISA 2018 asked students whether during their
interact with information. PISA data shows that            entire school experience they were taught a) how
15-year-olds increasingly read online to fulfil            to use keywords when using a search engine such
information needs (e.g. online news versus                 as , , etc, b) how to decide
newspapers). At the same time, technological               whether to trust information from the Internet,
changes in the digitalisation of communication             c) how to compare different web pages and
continue to reshape people’s habits (e.g. chats            decide what information is more relevant for their
online versus emails). Fifteen-year-olds’ total            schoolwork, d) to understand the consequences of
online consumption has risen from 21 hours                 making information publicly available online, e) how
a week in PISA 2012 to 35 hours per week in                to use the short description below the links in the
PISA 2018 – almost the equivalent of an average            list of results of a search, f) how to detect whether
adult workweek in OECD countries. The massive              information is subjective or biased, and g) how to
information flow that characterises the digital            detect phishing or spam emails.
era demands that readers be able to distinguish
between fact and opinion, and learn strategies to          The most common digital skill taught at school on
detect biased information and malicious content            average across OECD countries is understanding
such as phishing emails or fake news. Academic             the consequences of making information publicly
research is inconclusive about the prevalence and          available online (Figure 1). The least common
importance of misinformation and fake news1.               skill was how to detect phishing or spam emails
Yet,the consequences of being poorly informed have         (76% and 41% of students in OECD countries
been largely documented. It can lead to political          reported being taught this during their entire school
polarisation, decreased trust in public institutions       experience). There are also considerable differences
and undermined democracy.                                  across and within countries. An average of 54% of
                                                           students in OECD countries reported being trained
Students’ use of the Internet                              at school on how to recognise whether information
continues to increase while the                            is biased or not. Among OECD countries, more
                                                           than 70% of students reported receiving this
opportunity to learn digital skills in                     training in Australia, Canada, Denmark, and the
school is far from universal.                              United States. However, less than 45% of students

2   © OECD 2021     PISA in Focus 2021/113 (May)
reported received this training in Israel, Latvia,                               OECD countries was 8 percentage points in favour
the Slovak Republic, Slovenia, and Switzerland.                                  of advantaged students. In Belgium, Denmark,
The percentage difference in students who were                                   Germany, Luxembourg, Sweden, the United
taught how to detect biased information between                                  Kingdom and the United States, this difference is
students from socio-economic advantaged                                          around 14 percentage points or higher.
and disadvantaged backgrounds2 across

Figure 1: Frequency of opportunity to learn digital literacy skills at
school
Students reported that during their entire school experience were taught the following, OECD average

                %                      Top country/economy                OECD average          Bottom country/economy
               100

                90

                80

                70

                60

                50

                40

                30

                20

                10

                 0
                     How to detect   How to use the      How to detect    How to use       How to compare   How to decide      To understand
                     phishing or     short description   whether the      keywords when    different web    whether to trust   the
                     spam emails     below the links     information is   using a search   pages and        information        consequences of
                                     in the list of      subjective or    engine such as   decide what      from the           making
                                     results of a        biased           ,       information is   Internet           information
                                     search                               , etc.   more relevant                       publicly available
                                                                                           for your                            online on
                                                                                           schoolwork                          ,
                                                                                                                               ,
                                                                                                                               etc.

Items are ranked in ascending order of the percentage of students within OECD average.
Source: OECD, PISA 2018 Database, Table B.2.6.

PISA 2018 also included several scenario-based                                   across all participating countries and economies
tasks where students were asked to rate how useful                               in PISA 2018. Among OECD countries, students
different strategies were to solve a particular reading                          in Chile, Colombia, Hungary, Korea, Mexico, and
situation. One of these scenarios asked students                                 Turkey had the lowest scores in this index (lower
to click on the link of an email from a well-known                               than -0.20 points).
mobile operator and fill out a form with their data
to win a smartphone, also known as phishing                                      Students from advantaged socio-economic
emails. Approximately 40% of students on average                                 backgrounds in all participating countries and
across OECD countries responded that clicking                                    economies in PISA 2018 scored higher in the
on the link was somewhat appropriate or very                                     index of knowledge of reading strategies for
appropriate. Students in Denmark, Germany, Ireland,                              assessing the credibility of sources than students
Japan, the Netherlands, and the United Kingdom                                   from disadvantaged socio-economic backgrounds
scored the highest in the index of knowledge of                                  (Figure 2). Students in Germany, Luxembourg,
reading strategies for assessing the credibility                                 Portugal, Switzerland and the United States, in
of sources3 (higher than 0.20 points) across all                                 particular, reported the largest socio-economic gap
participating countries and economies in PISA 2018.                              (0.65 points or higher) in this index of knowledge
In contrast, students in Baku (Azerbaijan), Indonesia,                           of strategies for assessing the credibility of sources
Kazakhstan, the Philippines, and Thailand had the                                across all participating countries and economies in
lowest scores in this index (lower than -0.65 points)                            PISA 2018. In contrast, Albania, Baku (Azerbaijan),
                                                                                 Kazakhstan, and Macao (China) reported the

                                                                                      © OECD 2021           PISA in Focus 2021/113 (May)            3
smallest socio-economic gap (lower than 0.15                                                              indirect result of disparities in socio-economically
points). Among OECD countries, Canada, Estonia,                                                           advantaged and disadvantaged students’
Iceland, Ireland, Italy, Korea, Latvia, and Lithuania                                                     knowledge of effective reading strategies. Empirical
reported the smallest socio-economic gap (lower                                                           studies have shown that classroom interventions
than 0.35 points). Most importantly, PISA 2018                                                            aimed at developing students’ assessment of
data shows that, on average across OECD                                                                   information reliability are effective in improving
countries, about one-third (32%4) of the difference in                                                    students’ critical thinking when comprehending
reading performance between socio-economically                                                            multiple documents.
advantaged and disadvantaged students is the
Figure 2: Students’ knowledge of reading strategies for assessing the
credibility of sources, by socio-economic status
                           All students                     Socio-economically disadvantaged students¹                   Socio-economically advantaged students

          United Kingdom                                                                                Viet Nam
          Japan                                                                                         Saudi Arabia
          Germany                                                                                       Croatia
          Netherlands                                                                                   Malta
          Denmark                                                                                       Iceland
          Ireland                                                                                       Israel
          Finland                                                                                       Slovak Republic
          Singapore                                                                                     Turkey
          Austria                                                                                       Jordan
          Australia                                                                                     Qatar
          New Zealand                                                                                   United Arab Emirates
          Greece                                                                                        Brunei Darussalam
          France                                                                                        Costa Rica
          Sweden                                                                                        Uruguay
          Estonia                                                                                       Hungary
          B-S-J-Z (China)                                                                               Colombia
          Switzerland                                                                                   Korea
          Ukraine                                                                                       Serbia
          Belgium                                                                                       Chinese Taipei
          Latvia                                                                                        Chile
          Portugal                                                                                      Brazil
          Canada                                                                                        Panama
          United States                                                                                 Mexico
          Spain                                                                                         Morocco
          OECD average                                                                                  Peru
          Czech Republic                                                                                Malaysia
          Slovenia                                                                                      Montenegro
          Norway                                                                                        Bosnia and Herzegovina
          Poland                                                                                        Georgia
          Italy                                                                                         Bulgaria
          Lithuania                                                                                     Dominican Republic
          Argentina                                                                                     Kosovo
          Luxembourg                                                                                    Albania
          Russia                                                                                        Kazakhstan
          Moldova                                                                                       Philippines
          Macao (China)                                                                                 Baku (Azerbaijan)
          Belarus                                                                                       Thailand
          Romania                                                                                       Indonesia
          Hong Kong (China)
                            -1.00
                                    -0.80
                                            -0.60
                                                    -0.40
                                                             -0.20
                                                                     0.00
                                                                            0.20
                                                                                   0.40
                                                                                          0.60
                                                                                                 0.80

                                                                                                                                 -1.00
                                                                                                                                         -0.80
                                                                                                                                                 -0.60
                                                                                                                                                         -0.40
                                                                                                                                                                 -0.20
                                                                                                                                                                         0.00
                                                                                                                                                                                0.20
                                                                                                                                                                                       0.40
                                                                                                                                                                                              0.60
                                                                                                                                                                                                     0.80

                                                                                                            Mean index

1. The socio-economic profile is measured by the PISA index of economic, social and cultural status (ESCS). A socio-economically disadvantaged
(advantaged) student is a student in the bottom (top) quarter of the ESCS in the relevant country/economy.
Note: All differences between socio-economically advantaged and disadvantaged students are statistically significant.
Countries and economies are ranked in descending order of the mean index of all students’ knowledge of reading strategies for assessing the credibility
of sources.
Source: OECD, PISA 2018 Database, Tables B.5.11 and B.5.12c

4   © OECD 2021          PISA in Focus 2021/113 (May)
Education systems with a higher                          PISA 2018 data show that the opportunity students
                                                         had to learn how to detect whether information
proportion of students taught
                                                         was subjective or biased in school is strongly
how to detect biased information                         associated with the estimated percentage correct7
in school were more likely to                            in the item that focuses on distinguishing facts from
distinguish fact from opinion in the                     opinions in the PISA reading assessment (R2=0.46)
PISA reading assessment.                                 in OECD countries (Figure 3). This relationship is
                                                         still observed even after accounting for per capita
The PISA 2018 reading assessment included one            GDP or reading performance8. This association
item-unit (i.e. Rapa Nui Question 3) that tested         is weaker among all participating countries and
whether students can distinguish between facts           economies in PISA 2018 (R2=0.15)9. In conclusion,
and opinions. This question is a typical Level 5         when the education system provides students with
task5. In this item, students must classify five         in-school opportunities to learn how to detect biased
separate statements taken from a review of a             information, it is this rather than overall reading
book, Collapse, as either “fact” or “opinion”. Only      performance or GDP per capita that is driving a
students who classified all five statements correctly    strong association with the estimated percentage
were given full credit; partial credit was given to      correct in the item on distinguishing fact from
students who classified four out of five statements      opinion. These results do not mean that opinions
correctly (this corresponds to Level 3 proficiency6).    are not important for contextualising information,
The most difficult statement in this list is the first   especially when the facts in question require some
statement (“In the book, the author describes            explanation. Rather, the results imply that being able
several civilisations that collapsed because of          to distinguish fact from opinion, assess the credibility
the choices they made and their impact on the            of information sources, and learn strategies to detect
environment”). It presents a fact (what the book is      biased or false information are necessary skills for
about) but some students, particularly those whose       reading in a digital world. Ultimately, the ability to
proficiency is below Level 5, may have misclassified     distinguish good from bad information is important
this as “opinion” based on the embedded clause,          to preserving democratic values.
which summarises the book author’s theory
(the civilisations “collapsed because of the choices
they made and their impact on the environment”).

                                                            © OECD 2021      PISA in Focus 2021/113 (May)      5
Figure 3: Reading item of distinguishing facts from opinions and access to
training on how to detect biased information in school
                                                                                      %
                                                                                      80
                                                                                               Above-average item performance and                                             Above-average item performance and
                                                                                               below-average opportunity to learn                                             above-average opportunity to learn
              Percentage correct in the capacity to distinguish facts from opinions

                                                                                                                                                                                    United States

                                                                                                                                 Turkey                          United Kingdom
                                                                                                                                                    Netherlands
                                                                                                                                                              New Zealand Canada
                                                                                      60                                                         Ireland                           Australia
                                                                                                                                       Estonia            Belgium
                                                                                                                                                                               Denmark
                                                                                                                      Israel Germany
                              (Equated P+, Rapa Nui Question 3)

                                                                                                                                                      Sweden                                  OECD countries
                                                                                                                                     Chile     Portugal
                                                                                                                                                                   Japan                        R² = 0.46
                                                                                                              Slovenia Poland          Austria          Finland
                                                                                                                       Hungary                                                               OECD average: 47%
                                                                                                             Switzerland
                                                                                                                      Spain¹     Italy
                                                                                      40              Latvia                                    Lithuania
                                                                                                                 Luxembourg                                 Mexico
                                                                                                                        Norway          Greece
                                                                                                                             France
                                                                                                      Slovak Republic          Czech Republic
                                                                                                                Colombia
                                                                                                                                    Korea
                                                                                      20
                                                                                                                                            OECD average: 54%

                                                                                           Below-average item performance and                                                 Below-average item performance and
                                                                                           below-average opportunity to learn                                                 above-average opportunity to learn
                                                                                      0
                                                                                          30                     40                   50                        60       70                   80                   90
                                                                                                                                                                                                                   %
                                                                                                     Percentage of students who were taught how to detect whether the information is subjective or biased

1. In 2018, some regions in Spain conducted their high-stakes exams for tenth-grade students earlier in the year than in the past, which resulted in
the testing period for these exams coinciding with the end of the PISA testing window. Because of this overlap, a number of students were negatively
disposed towards the PISA test and did not try their best to demonstrate their proficiency. Although the data of only a minority of students show clear
signs of lack of engagement (see PISA 2018 Results Volume I, Annex A9), the comparability of PISA 2018 data for Spain with those from earlier PISA
assessments cannot be fully ensured.
Source: OECD, PISA 2018 Database, Table B.2.8.

    The bottom line
    Preserving democratic values and reinforcing trust in public institutions relies on having well-informed
    citizens. Students must develop autonomous and advanced reading skills that include the ability to
    navigate ambiguity, and triangulate and validate viewpoints. Students’ training in distinguishing between
    fact and opinion, and detecting biased information and malicious content such as phishing emails
    greatly varies between countries and students’ socio-economic profiles. Schools can foster proficient
    readers in a digital world by closing these gaps and teaching students basic digital literacy.

6   © OECD 2021                                                                            PISA in Focus 2021/113 (May)
Notes

1.   Social platforms representing a big chunk of online media consumption are particularly vulnerable to the spread of online
     misinformation and fake news (Pennycook and Rand, 2019). Social media algorithms are designed to channel the flow of
     like‑minded people towards each other. This creates “echo chambers” reinforcing our thoughts and opinions rather than
     challenging them, fuelling people’s confirmation bias. Moreover, fake news reaches more people than the truth (Vosoughi, Roy
     and Aral, 2018).On the other hand, a recent study in the United States shows that TV news dominates online in a ratio of 5:1 and
     estimates fake news to be about 1% of overall news consumption (Allen et al., 2020). Another study in the United Kingdom shows
     that people interested in politics and those with diverse media diets tend to avoid echo chambers (Dubois and Blank, 2018).
     This study claims that a small segment of the population is likely to find themselves in an echo chamber. In fact, these studies
     argue that it is more likely to find people choosing not to be informed than people being deceived.
2.   The socio-economic profile is measured by the PISA index of economic, social and cultural status (ESCS). A socio-economically
     disadvantaged (advantaged) student is a student in the bottom (top) quarter of the ESCS in the relevant country/economy.
3.   Students’ responses about the usefulness of different reading strategies were rated by reading experts to create the index of
     knowledge of reading strategies for assessing the credibility of sources (see Chapter 16, PISA 2018 Technical Report).
4.   This value is calculated as 1 minus the result of dividing the ESCS coefficient after accounting for the indirect effect of knowledge of
     reading strategies by the ESCS coefficient for the total effect and then multiplying by 100 (see Figure 5.12, 21st‑Century Readers:
     Developing literacy skills in a digital world).
5.   Reading proficiency Level 5 is one of the highest and corresponds to students who scored from 625.61 to less than
     698.32 score points. For further details on the reading proficiency levels, please see PISA 2018 Report: Volume I.
6.   Reading proficiency Level 3 corresponds to students who scored from 480.18 to less than 552.89 score point. For further details
     on the reading proficiency levels, please see PISA 2018 Report: Volume I.
7.   Rapa Nui Question 3 is a partial credit item where non-credit is scored 0, partial credit is scored 0.5, and full credit is scored 1.
     Therefore, the estimated percentage correct for full credit in this item is lower than 47% on average across OECD countries.
     This item was estimated to be 39% correct on average across all PISA 2018 participating countries and economies. Rapa Nui
     Question 3 is a Level 5 item. This means that students need to have a proficiency level 5 to have a 62% probability of getting full
     credit in this item (see Figure I.2.1, PISA 2018 Results: Volume I).
8.   The partial correlation after accounting for per capita GDP was 0.66 among OECD countries.The partial correlation after
     accounting for reading performance was 0.60 among OECD countries. The partial correlation is calculated using the percentage
     of students who reported learning in school how to detect whether information is subjective or biased (Table B.2.6, 21st‑Century
     Readers: Developing literacy skills in a digital world) and the percentage correct in the reading assessment items to assess the
     capacity to distinguish facts from opinions (Table B.2.6, 21st‑Century Readers: Developing literacy skills in a digital world), after
     accounting for per capita GDP (see Table B3.1.4, PISA 2018 Results: Volume I) and average reading performance (Table B.2.1a).
9.   Countries that administered the paper-based form had no available data to perform this analysis: Argentina, Jordan, Lebanon,
     the Republic of Moldova, the Republic of North Macedonia, Romania, Saudi Arabia, Ukraine and Viet Nam.

                                                                              © OECD 2021         PISA in Focus 2021/113 (May)               7
For more information

Contact: Javier Suarez-Alvarez (Javier.SUAREZ-ALVAREZ@oecd.org)

This paper is published under the responsibility of the Secretary-General of the OECD. The opinions expressed and the arguments
employed herein do not necessarily reflect the official views of OECD member countries.

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