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A poll of 250 students found they studied an average of 48 minutes each evening with a standard deviation of 8.4 minutes. Using a 90% confidence interval, what is the maximum error of estimate for the
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A poll of 250 students found they studied an average of 48 minutes each evening with a standard deviation of 8.4 minutes. Using a 90% confidence interval, what is the maximum error of estimate for the time spent studying?

User TonyK
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Answer:

hope this helps

Explanation:

A poll of 250 students found they studied an average of 48 minutes each evening with-example-1
User AlexSmet
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