What do you value most when shopping in a retail store? According to a survey, 27% of consumers value personalized experience most.

a. Suppose that the survey had a sample size of n=800. Construct a 95% confidence interval estimate for the population proportion of consumers that value personalized experience most when shopping in a retail store?

.2392 .3008-correct answer

(Round to four decimal places as needed.)

c. Assuming that the survey had a sample size of n=10,000. Construct a 95% confidence interval estimate for the population proportion of social media users that have purchased an item promoted by a celebrity on a social media site.

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(Round to four decimal places as needed.)