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A researcher must estimate the mean temperature (in degrees Fahrenheit) with the following sample temperatures: 32.9...

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

32.9
35.7
42.9
39.2
28.1
35.6
30.5
36



1. Assuming the population of temperatures are normally distributed, find the 95% confidence interval. Round the answers to two decimal places. Enter your answer as an interval of the form (LB,UP). ???

2. The researcher is 95% confident that the population average temperature is within the temperature interval ?????

Math   Statistics-And-Probability   
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