15.18 Sixty-four students in an introductory college economics classwere asked h

Question

15.18

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

Credits Earned       VeryUncertain      SomewhatCertain       VeryCertain      Row Total

0–9                            12                              8                                  3                         23

10–59                          8                                 4                                  10                       22

60 ormore                   1                                 7                                  11                       19

ColTotal                    21                                19                                24                       64

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15.18 Sixty-four students in an introductory college economics classwere asked h

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