f98Ky3bd - MSCI 3710 Answer Key for Exam III Versions D and...

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MSCI 3710 Answer Key for Exam III Versions D and B Fall 1998 The numbers are for version D. Corresponding numbers for version B are in parentheses (). 1 (4). Since we have two different classifications like types of music and job class, Chi-square is appropriate. Ho: The job classification is independent of the type of music. Ha: The type of music is dependent upon the job classification. Ans. D (B) 2 (5). According to the given table, Chi-square ( χ 2* ) is 0.109714. Ans. C (E) 3 (6). Since the given test statistic for Chi-square (= 0.1097) is smaller than given the critical value (= 10.6446) using α = .1 and df = (4-1)*(3-1) = 6, we fail to reject Ho, concluding there is insufficient evidence that job classification and type of music are dependent. Ans. A (E) 4 (7). We need to find the p-value for χ 2* so we use df = (4-1)*(3-1) = 6. With α = .1, the table value is 10.6446. The p-value > .1 because χ 2* (0.1097) cuts off a larger tail area than 10.6446. Ans.
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This note was uploaded on 03/09/2011 for the course DSCI 3710 taught by Professor Dr.jay during the Spring '08 term at North Texas.

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f98Ky3bd - MSCI 3710 Answer Key for Exam III Versions D and...

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