Multiple Choice
An item difficulty index provides:
A) the proportion of individuals who got an item incorrect
B) the number of individuals who got an item incorrect
C) the proportion of individuals who got an item correct
D) the number of individuals who got an item correct
Correct Answer:
Verified
Correct Answer:
Verified
Q1: Using decision theory, both expectancy tables and
Q8: The standard error of estimate is an
Q9: A validity coefficient is best illustrated by
Q11: When considering evidence of validity and associated
Q12: A low, non-significant correlation between an observation-based
Q14: In evaluating an instrument's validity, practitioners should:<br>A)always
Q15: If an instructor in an appraisal in
Q18: The difference between concurrent and predictive validity
Q20: In appraisal, regression equations are most frequently
Q23: A high correlation between a self-report inventory