Question: Pls help Assume that a sample is used to estimate a population mean u. Find the 90% confidence interval for a sample of size 473

Pls help

Assume that a sample is used to estimate a population mean u. Find the 90% confidence interval for a sample of size 473 with a mean of 66.9 and a standard deviation of 13.2. Enter your answer as a tri-linear inequality accurate to 3 decimal places.

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