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Degree of certainty of major

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An economics professor asked 64 students how may credit hours they had earned and how certain they were about their choice of major. The results are shown below. Use a 0.05 level of significance to test whether the degree of certainty of major is independent of the number of credit hours.

                                                Degree of Certainty in Major Choice

                                            very uncertain                        somewhat certain               very certain

Credits:          0-9                      12                                           8                                              4

                      10-59                    8                                           2                                            10

                      60 +                      4                                           6                                             10

The question above needs to be completed with a Chi-Squared test. I have worked it out but would definitely appreciate the ability to confirm I have done it correctly.

Reference no: EM132155635

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