In Order to Assess the Test-Retest Reliability of a Measure

Multiple Choice

In order to assess the test-retest reliability of a measure the researcher should

A) administer the measure at two different times to the same people and compute the correlation between the two sets of scores.
B) administer the measure at two different times to different people and compute the correlation between the two sets of scores.
C) correlated individuals' scores on the measure with a different measure designed to measure the same construct.
D) ask two people to complete the measure several times and compute the correlations across the many time periods.