solve these questions and explain why

#6 In a 1-tailed right test of hypothesis at alpha = .05, we have the following information; Ho: u = 50, H: u > 50, n = 100 s = 3 and the sample mean = 52. What value would the true mean need to be for the Type II error to be about 50%? a. ~ 55.10 b. ~ 52.75 0. ~ 51.70 (1. ~ 51.59 6. ~ 50.49 #7 Assuming the following for a 1-tat'le left hypothesis test; H0: u = 10, Ha: a