The dean of a large university wants to determine whether there is a connection between academic rank and a faculty member’s opinion concerning a proposed curriculum change. Interviewing a sample of 80 instructors, 140 assistant professors, 100 associate professors, and 80 professors, he obtains the results shown in the following table: Compute for the Chi-Square Test, use the 0.01 level of significance to test the null hypothesis that there are really no differences in opinion concerning the curriculum change among the four groups

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