Find a 95% confidence interval for the average number of tv


A utility company serves 50,000 households. As part of a survey of customer attitudes, they take a simple random sample of 750 of these households. The average number of television sets in the sample households turns out to be 1.86, and the SD is 0.86. Find a 95% confidence interval for the average number of television sets per household.

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Basic Statistics: Find a 95% confidence interval for the average number of tv
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