An individual's score on an achievement test is .82 . The standard error of measurement for the test is reported to be 3 points. What are the chances that the individual's true score is between 76 and 88?
a. About 1 chance in 3
b. About 1 chance in 6
c. About 2 chances in 3
d. About 9 chances in 10
e. About 95 chances in 100
Question 2
A test has a reliability coefficient of .84 . What percent of test variance is error?
a. 4
b. 16
c. 32
d. 71
e. 84
