AS Description: This is the 2nd portion of the project. In this unit you will choose either your independent or dependent variable from the 1st part of the project and calculate the mean and standard deviation of the data. You will then use that information to calculate and interpret the confidence interval. AS Instructions: Completeand answer the following: 1) Pick your variable x or y from the regression project. 2) Give a brief description as to why you chose this variable instead of the other. 3) Calculate the mean and standard deviation of your sample using statcrunch. 4) Compute the 95% Confidence Interval for the population mean using statcrunch. 5) Interpret what step 4 means. 6) Put your findings together in a PowerPoint