ii- Suppose that a market research firm is hired to estimate the proportion of teenagers living...

Transcribed Image Text:

ii- Suppose that a market research firm is hired to estimate the proportion of teenagers living in a small city who have cell phones. He surveyed n randomly selected teenagers living in the city and estimated the proportion as 0.842. With a 5%, how large should the sample size n be for the confidence interval endpoints deviating less than &= 1%. ii- Suppose that a market research firm is hired to estimate the proportion of teenagers living in a small city who have cell phones. He surveyed n randomly selected teenagers living in the city and estimated the proportion as 0.842. With a 5%, how large should the sample size n be for the confidence interval endpoints deviating less than &= 1%.