Are you an impulse​ shopper? A survey of 600 grocery shoppers indicated that 57​% of males and 44​% of females make an impulse purchase every time they shop. Assume that the survey consisted of 300 males and 300 females. a. At the 0.05 level of​ significance, is there evidence of a difference in the proportion of males and females who make an impulse purchase every time they​ shop? b. Find the​ p-value and interpret its meaning.

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
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Are you an impulse​ shopper? A survey of 600 grocery shoppers indicated that 57​% of males and 44​% of females make an impulse purchase every time they shop. Assume that the survey consisted of 300 males and 300
females.
a. At the 0.05
level of​ significance, is there evidence of a difference in the proportion of males and females who make an impulse purchase every time they​ shop?
b. Find the​ p-value and interpret its meaning.
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