Unformatted text preview: proportion of males and females who enjoy shopping for clothes. b. Since pvalue =0.0 < .01, reject null hypothesis. 10.37 a. Test and CI for Two Proportions Sample X N Sample p 1 82 200 0.410000 2 104 200 0.520000 Difference = p (1)  p (2) Estimate for difference: 0.11 95% CI for difference: (0.207162, 0.0128384) Test for difference = 0 (vs not = 0): Z = 2.21 PValue = 0.027 Critical value: Z = +/ 1.96. Since the test statistic of 2.21 < 1.96, reject the null hypothesis. There is evidence of a significant difference in the proportion in the proportion who get their news primarily from newspapers between those respondents 36 to 50 years old and those above 50 years old. b. Since the p value of 0.027 < .05, you should reject the null hypothesis....
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This note was uploaded on 02/24/2010 for the course ACCT 302 taught by Professor Staff during the Spring '08 term at Old Dominion.
 Spring '08
 Staff

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