Posted by **April** on Tuesday, April 29, 2014 at 9:19pm.

A professor is interested in the relationship between the number of hours students study for

a quiz and their quiz grades. She asked each student to record the number of hours that

he/she studied for the final exam. She also recorded the students’ grades in percentages

(ex. 86%). What technique should the professor use to analyze the data?

a. t-test for two independent samples

b. t-test for matched pairs

c. Chi square test for independence

d. correlation

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