Author Question: A stability coefficient is used for measuring the reliability of A) a test administered at two ... (Read 74 times)

Caiter2013 · **on:** Jun 20, 2018

A stability coefficient is used for measuring the reliability of

A) a test administered at two different times.
B) the first 50 items, compared with the last 50 items in a 100-item test.
C) standard error of measurement.
D) alternate forms of a test.

Question 2

An individual reported a reliability coefficient of 1.25 for an intelligence test. It was obtained by correlating the results of a given group on Form A with the group's results on Form B. This coefficient indicates that

A) the test is unusually reliable.
B) the test is unusually valid.
C) there are no errors of measurement.
D) a mistake was made in computing the coefficient.