To increase internal consistency, items that correlate well with other items measuring the same construct should be ______.
A) dropped
B) retained
C) rewritten
D) grouped together
Correct Answer:
Verified
Q10: How do researchers calculate the discrimination index?
A)
Q11: Tests that are designed to classify individuals
Q12: How are phi coefficients interpreted?
A) the same
Q13: When items have a very low or
Q14: The formula D = U − L
Q16: Which one of the following ranges of
Q17: Test items that everyone gets "right" or
Q18: What are phi coefficients?
A) the correlation between
Q19: An interitem correlation matrix displays the _.
A)
Q20: What is a quantitative item analysis?
A) numerical
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