What does Cronbach's alpha reveal to a researcher?
A) whether a measuring device is valid or not
B) the intercoder reliability among a set of judges
C) the extent to which a questionnaire has internal reliability
D) how much test-retest reliability a questionnaire has
Correct Answer:
Verified
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Q16: To demonstrate _, the responses to items
Q17: What do correlations reveal to a researcher?
A)
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Q25: Which of the following situations is extraordinarily
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