Please kindly help me answer these questions with a detailed and clear solution.

INTERVAL ESTIMATE FOR THE DIFFERENCE BETWEEN TWO POPULATION MEANS WITH KNOWN (insert solution and normal curve here) POPULATION VARIANCES Instructions II Confidence Interval: Below are three (3) sets of two independent populations. Construct a confidence interval for estimating the difference in the population means. Show your solution including the 2. Interpret each confidence interval normal distribution. Confidence interval with 85% confidence level Data Set 1 Sample Data Set 2 Sample (insert interpretation here) Confidence interval with 96%6 confidence level (insert interpretation here) Use 85%% confidence level Confidence interval with 77% confidence level (insert solution and normal curve here) insert interpretation here) Confidence Interval: