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Chi square QUESTION 2 (15 MARKS) Two hundred university lecturers were selected at random and classified according to academic qualification and ranks: Academic Rank Qualification

Chi square

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QUESTION 2 (15 MARKS) Two hundred university lecturers were selected at random and classified according to academic qualification and ranks: Academic Rank Qualification Junior lecturer Associate Prof. Professor Bachelor's degree 83 0 0 Master's degree 45 31 2 PhD 15 14 10 At 5% level of significance, test the hypothesis that the rank of a lecturer is independent of the academic qualification. (15 marks)

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