Estimate the population mean by finding a 90% confidence interval given a sample of size 724, with a mean of 81.7 and a standard deviation of 14.1. Preliminary: a. Is it safe to assume that n < 0.05 of all subjects in the population? O No Yes b. Is n 30? Yes O No fidence Interval: What is the 90% confidence interval to estimate the population mean? Enter the tri-linear inequality values accurate to one decimal place.

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Estimate the population mean by finding a 90% confidence interval given a sample of size 724, with a
mean of 81.7 and a standard deviation of 14.1.
Preliminary:
a. Is it safe to assume that n<0.05 of all subjects in the population?
O No
Yes
b. Is n 2 30?
Yes
O No
Confidence Interval: What is the 90% confidence interval to estimate the population mean? Enter the
tri-linear inequality values accurate to one decimal place.
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Transcribed Image Text:Estimate the population mean by finding a 90% confidence interval given a sample of size 724, with a mean of 81.7 and a standard deviation of 14.1. Preliminary: a. Is it safe to assume that n<0.05 of all subjects in the population? O No Yes b. Is n 2 30? Yes O No Confidence Interval: What is the 90% confidence interval to estimate the population mean? Enter the tri-linear inequality values accurate to one decimal place. <μく Submit Question
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