You must estimate the mean temperature (in degrees Fahrenheit) with the following sample temperatures: 72.6 70.5 75.7 63.9 56.8 56.9 72.8 76 79.2 72.3 Find the 98% confidence interval. Enter your answer as an open-interval (i.e., parentheses) accurate to 3 decimal places. Assume the data is from a normally distributed population. 98% C.I. =