You intend to estimate a population mean μμ with the following sample. 34.8 52.3 76.4 34.4 29.5 16.4 25.2 21.2 7.9 54.4 12 18.6 You believe the population is normally distributed. Find the 99.5% 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). 99.5% C.I. = Answer should be obtained without any preliminary rounding. However, the critical value may be rounded to 3 decimal places.

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You intend to estimate a population mean μμ with the following sample.

34.8
52.3
76.4
34.4
29.5
16.4
25.2
21.2
7.9
54.4
12
18.6



You believe the population is normally distributed. Find the 99.5% 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).

99.5% C.I. =

Answer should be obtained without any preliminary rounding. However, the critical value may be rounded to 3 decimal places.

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