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Why would it not be okay for the PSYC3020 quizzes to have poor content validity (even if they could reliably tell apart high and low scoring students)?

a. Poor content validity undermines the quiz's reliability
b. It may not accurately measure what it intends to assess
c. Face validity becomes more crucial in such cases
d. All of the above

1 Answer

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Final answer:

Poor content validity in the PSYC3020 quizzes undermines their reliability and may not accurately measure what they intend to assess. Face validity also becomes crucial in such cases.

Step-by-step explanation:

Content validity is an important aspect of measuring the accuracy of a quiz. Poor content validity means that the quiz may not accurately measure what it intends to assess, even if it can reliably differentiate between high and low scoring students. This undermines the quiz's reliability and may lead to inaccurate results. Therefore, it would not be okay for the PSYC3020 quizzes to have poor content validity.

For example, if the PSYC3020 quiz is supposed to measure a student's understanding of specific topics in psychology, but the questions on the quiz do not reflect those topics accurately, then the quiz does not have good content validity. It may still be reliable in the sense that it consistently distinguishes between high and low scoring students, but it fails to measure what it is intended to measure.

Additionally, face validity becomes more crucial in such cases. Face validity refers to the degree to which a variable or test seems valid on the surface. If the PSYC3020 quiz lacks content validity, the face validity may be compromised as well. Therefore, in order for a quiz to be effective and provide meaningful results, it needs to have both reliability and content validity

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