Author Question: The test manual reports a reliability coefficient (r) of .92, which means: a. 92 of the variance ... (Read 11 times)

bb · **on:** Jul 31, 2018

The test manual reports a reliability coefficient (r) of .92, which means:

a. 92 of the variance in scores is attributed to error
b. 92 of the variance in scores is explained by real differences
c. nothing conclusively because it depends on the method used
d. nothing conclusively because it depends on the source of measurement error

Question 2

A researcher wants to measure internal consistency in a test that measures two different constructs (self-esteem and depression) without subdividing the items into the two construct groupings.

Which of the following would be the best method to use in measuring internal consistency?
a. Split-half reliability
b. The Kuder-Richardson formulas
c. Coefficient alpha
d. Any of the above methods would be equally appropriate