The higher the item difficulty index , the ________ the item.
A) easier
B) harder
C) more reliable
D) less reliable
Correct Answer:
Verified
Q3: In order to determine if an instrument
Q9: The most comprehensive type of validity that
Q16: An example of gathering evidence based on
Q17: If an assessment identifies a child as
Q18: Of the three historical types of validation
Q20: In evaluating an instrument's validity, practitioners should:
A)always
Q23: An important parameter in item response theory
Q24: An example of a false negative is
Q26: When considering evidence of validity and associated
Q29: The difference between the percentage of examinees
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