November 28, 2015

Homework Help: statistic/Psychology

Posted by Crystal on Friday, July 26, 2013 at 7:15pm.

According to classical test theory, if the observed variance of a test is 50 and the true variance is 40, what is the estimated reliability of the test?
a. 0.40
b. 0.50
c. 0.80
d. 0.90

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