Author Question: High score reliability for a test indicates that a. the test has validity. b. random errors of ... (Read 91 times)

nummyann · **on:** Jun 20, 2018

High score reliability for a test indicates that

a. the test has validity.
b. random errors of measurement are not a serious problem.
c. the test is measuring what it is supposed to be measuring.
d. the proportion of error variance to true variance is very high.

Question 2

A test has a reliability coefficient of .75 . This coefficient indicates that

a. 56 percent of the variance in scores is true variance.
b. 75 percent of the variance in scores is true variance.
c. 25 percent of the variance in scores is true variance.
d. 75 percent of the test items are valid.