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  3. 12 the observed frequencies and calculated expected frequencles in parenthesis...

Question: 12 the observed frequencies and calculated expected frequencles in parenthesis...

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12. The observed frequencies and calculated expected frequencles in parenthesis) of 200 students on their preference for a university health plan is shown Plan A 40(36) 20(24) Plan B 50(54) 40(36) No Preference 0(30) 20(20) Female Male Expected frequencies are in parenthesis. You are to do test of independence with the null hypothesis, Ho: The plans A, B, and no preference are independence of gender (male and female). a) Find the degree of freedom. 2 b) Find the critical value at the d-0S level. c) Compute the test statistic, X2-3 d) Do you reject Ho at-05? e) What conclusion can you make?
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