You intend to estimate a population mean μ with the following sample. 70.4 64.2 69.5 65.6 58.6 You believe the population is normally distributed. Find the 99% confidence interval. Enter your answer as an open-interval (i.e., parentheses) accurate to twp decimal places (because the sample data are reported accurate to one decimal place). 99% C.I. = Answer should be obtained without any preliminary rounding. However, the critical value may be rounded to 3 decimal places.
99% Confidence interval =55.9 ; 75.4
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