You must estimate the mean temperature (in degrees Fahrenheit) with the following sample temperatures:

22.3

21.4

37

9.5

32.8

26.8

31.6

23.4

16.7

Find the 98% confidence interval. Enter your answer as an open-interval (i.e., parentheses) accurate to two decimal places (because the sample data are reported accurate to one decimal place). 98% C.I. = Answer should be obtained without any preliminary rounding.