Q1. An average department store sells 350 men's suits every year. The men's suit departments at a particular national chain of stores claim that they sell more than the average of industry. Take a sample of 40 stores; 370 suits every year they sold on the average with a standard deviation of $60. What is the test value for this hypothesis?
Q2. Compute the slope of AE curve and the size of the multiplier if MPC=0.75. Then, Compute the revised slope of the AE cure and the multiplier when you know that the imports and the marginal tax rate will reduce the slope of the AE curve by another 0.30