This assignment has a value of 9 points. You will have three [3) questions to answer and one (1] attempt to send this assignment Refer to the calendar in Blackboard tor due dates. Your calendar is available under the Tools menu > Calendar. Once you have answered all the questions you have to send the work the Attach File function in Black Board to attach your document and send it to the professor To use the Attach File enter the Course Content in Black Board. Select the Assignment Module 11. attach the tile and submit. To apply the test of hypothests and to compute the contidence level, P value and the sample stze lets vary the confidence level of the textbook example of the mean tensile strength test performed on ditferent grades of aluminum spars used in the manufacture of commercial aircraft wings {example tt] - 4, page 358: It is assumed that the standard deviation is known and 90% condence level is used in the mean difference. The data supplied in the example is: Questions: 1. lfyou change the alpha trom 0 05 to an alpha of 0.01. the critical Z for a two tail test use in the hypothesis testing [from the table] is : 2.5TB? a. True b. False 2. The experimental Z in the test of hypothesis is 24.4? a. True :3. False 3. The null hypothesis is reiected? a. True b. False