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 ? = .01, is the degree of certainty independent of credits earned?

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Credits Earned Somewhat Certain Very Uncertain Very Certain Row Total 12 4 24 8. 0-9 10-59 10 2 20 10 20 60 or more 4 24 16 24 64 Col Total