The coefficient of correlation between a scholastic aptitude test and GPA was found to be 1.05 . This coefficient indicates that
a. the scholastic aptitude test has good reliability.
b. the scholastic aptitude test has high validity.
c. the scholastic aptitude test is useful as a predictor of school achievement.
d. there is an error in the computation.
e. None of these are true.
Question 2
Indicate which type of evidence is being gathered in the following questions. A teacher correlates students' scores on the test with the final semester grade received in the course.
a. evidence based on content
b. evidence based on relationship to other variables
c. evidence based on construct-relevant variance
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