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A consumer survey mailed to 400 young adults aged 18-24 included a $10 gift card from Blockbuster. The same survey was mailed to 600 young adults without the gift card. 148 people who received a gift card returned the survey compared to 54 people who didn't receive a gift card.
A. what are appropriate null and alternate hypothesis to determine if including a gift in the survey increased the response rate by at least 20%?
B. what is the critical value using alpha = .05?
C. What is the Test Statistic?
D. Draw a conclusion.
E. What is the p-value of the hypothesis test?
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