You take a sample of 20 scores from a recent statistics exam at UWGB. They are presented in the following table:

You take a sample of 20 scores from a recent statistics exam at UWGB. They are presented in the following table: 72 79 88 91 58 71 76 82 80 96 85 81 70 79 91 83 73 69 75 85 Use the sample data to construct a 95% confidence interval for the mean test score for the population of test takers.