Question: se the following sample to estimate a population mean . 13.3 -3.7 24.4 18.8 43 57.2 6.9 40 1 13.2 22.1 27.5 Assuming the population

se the following sample to estimate a population mean .

13.3
-3.7
24.4
18.8
43
57.2
6.9
40
1
13.2
22.1
27.5

Assuming the population is normally distributed, find the 98% confidence interval about the population mean. Enter your answer as an open-interval (i.e., parentheses) accurate to two decimal places. 98% C.I. =

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