You must estimate the mean temperature (in degrees Fahrenheit) with the following sample temperatures: 64.6 39.9 31.1 38.9 50.8 43.6 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.