EPIC Oxford report.pdf/34

Exported from Wikisource on August 7, 2024

Dimensions

Test Statistic

P value

Accuracy

U = 238.00

0.30

References

U = 341.00**

<0.001

Style/ Readability

U = 95.00**

<0.004

Overall Judgment

U = 218.00

0.28

Overall Quality Score

U = 153.00

0.44

*p<0.05, **p<0.01. U = Mann Whitney U test statistic.

Table 5.11 Comparison of article characteristics between Wikipedia and alternative encyclopaedias in the Social Sciences.

In Mathematics, Physics and Life Sciences, Wikipedia scored significantly higher on references as compared to the alternative encyclopaedias (see Tables 5.4 and 5.12). There were no differences between Wikipedia and the alternative encyclopaedias on accuracy, style/ readability, overall judgment and overall quality score.

Dimensions

Test Statistic

P value

Accuracy

U = 191.00

0.37

References

U = 230.00*

0.03

Style/ Readability

U = 130.00

0.32

Overall Judgment

U = 206.00

0.17

Overall Quality Score

U = 198.00

0.27

*p<0.05, **p<0.01. U = Mann Whitney U test statistic.

Table 5.12 Comparison of article characteristics between Wikipedia and alternative encyclopaedias in Mathematics, Physics and Life Sciences.

In the Medical Sciences, Wikipedia scored significantly higher on accuracy, references and overall judgment as compared to the alternative encyclopaedias (see Tables 5.4 and 5.13). There were no differences between Wikipedia and the alternative encyclopaedias on style/ readability and overall quality score.

Dimensions

Test Statistic

P value

Accuracy

U = 384.00**

0.001

References

U = 409.00**

<0.001

Style/ Readability

U = 245.00

0.94

Overall Judgment

U = 359.50**

0.006

Overall Quality Score

U = 299.50

0.10

*p<0.05, **p<0.01. U = Mann Whitney U test statistic.

Table 5.13 Comparison of article characteristics between Wikipedia and alternative encyclopaedias in the Medical Sciences.

34

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Table of Contents

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EPIC Oxford report.pdf/34

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