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# Chi square Test: Degree of Cerainty & Credits Earned

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Exercise 15.18

Sixty-four students in an introductory college economics class were asked how many credits they had earned in college and how certain they were about their choice of major.

Research Question: At a = .01, is the degree of certainty independent of credits earned?
Credits Earned Very Uncertain Somewhat Certain Very Certain Row Total
0-9 12 8 3 23
10-59 8 4 10 22
60+ 1 7 11 19
21 19 24 64

https://brainmass.com/statistics/chi-squared-test/chi-square-test-degree-cerainty-credits-earned-446476

#### Solution Preview

Exercise 15.18

Sixty-four students in an introductory college economics class were asked how many credits they had earned in college and how certain they were about their choice of major.
Research Question: At a = .01, is the degree of certainty independent of credits earned?

Credits Earned Very Uncertain Somewhat Certain Very Certain Row Total
0-9 12 8 3 23
10-59 8 4 10 22
60+ 1 7 11 19
21 19 24 64