In a simple random sample of 195 households, the sample mean number of personal computers was 2 22 Assume the population standard deviation is 0 47 Construct a 99 8 confidence interval for the mean number of personal computers Round the answer to at least two decimal places

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In a simple random sample of 195 households, the sample mean number of personal computers was 2.22. Assume the population standard deviation is =0.47. Construct

In a simple random sample of 195 households, the sample mean number of personal computers was 2.22. Assume the population standard deviation is σ=0.47.

Construct a 99.8% confidence interval for the mean number of personal computers. Round the answer to at least two decimal places.

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