Describe what reliability is from the standpoint of variance.
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Q39: A measure that correlates with other measures
Q40: An item-total correlation is the correlation between
A)an
Q41: Can a measure be valid yet unreliable?
Q42: Why is Cronbach's alpha coefficient the preferred
Q43: Why is interitem reliability a concern for
Q45: How can you tell whether a test
Q46: Distinguish between construct and criterion-related validity.
Q47: What is a hypothetical construct? Give two
Q48: The score we obtain for a participant
Q49: What does it indicate about a measure
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