11.4 Test 1 Computer Practice

# 11.4 Test 1 Computer Practice - Brand A Y Y Y Y Y Y Y Y Y Y...

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Unformatted text preview: Brand A Y Y Y Y Y Y Y Y Y Y N Y Y Y Y Y N N N Y Y Y Y Y Y N Y N Y Y Y N N N Y Y Y N N Y N Y Y Y Y Y Y Brand B N Y Y Y Y Y Y Y N N Y Y Y N N Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y N N N Y Y Y Y Y Y Y Y Y Y A manager is interested in buying new shoes for his employees who work outside. He sam allows them to wear the shoe for one month and report back if they would want to purch Can she conclude there is a difference in the preference of brand of shoes between males The labels should be Females for the first column and Males for the second column. Test and CI for Two Proportions: Brand B, Brand A Event = Y Variable X N Sample p Brand B 35 43 0.813953 Brand A 40 52 0.769231 Difference = p (Brand B) -­‐ p (Brand A) Estimate for difference: 0.0447227 95% CI for difference: (-­‐0.118502, 0.207947) Test for difference = 0 (vs not = 0): Z = 0.53 P-­‐Value = 0.595 Fisher's exact test: P-­‐Value = 0.624 Y Y Y Y Y yees who work outside. He samples employees and ck if they would want to purchase the shoes. brand of shoes between males and females at the 6% significance level? s for the second column. ...
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