Salary data from two random samples of high school teachers are shown to the right. Also shown are the population standa

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Salary Data From Two Random Samples Of High School Teachers Are Shown To The Right Also Shown Are The Population Standa 1 (20.32 KiB) Viewed 43 times

Salary data from two random samples of high school teachers are shown to the right. Also shown are the population standard deviations. Sample mean Sample size Population standard deviation a. Construct a 90% confidence interval to estimate the difference in the average salaries of the high school teachers in these two states. b. Based on the results in part a, can you conclude that a difference exists in the average salaries? a. Let population 1 = the salaries of the high school teachers in State A and population 2-the salaries of the high school teachers in State B. The confidence interval is ($$). (Round to the nearest dollar as needed.) State A $54,486 39 $6,287 State B $57,561 47 $7,007