44. To establish the concurrent validity of a measure of academic motivation a researcher examines the a. relationship between the scores from two administrations of the measure b. relationship...

44.

To establish the concurrent validity of a measure of academic motivation a researcher examines the

a. relationship between the scores from two administrations of the measure

b. relationship between the measure and another well-established measure

C. mean difference between the scores from two administrations of the measure

d. mean difference between the measure and another measure.

45.

To establish the test-retest reliability of a measure of trait anxiety, a researcher examines the

a. relationship between the scores from two administrations of the measure

b. relationship between the measure and another measure

C. mean difference between the scores from two administrations of the measure

d. mean difference between the measure and another measure