on 5 If Z has standard normal distribution with mean 0 and standard deviation 1. Find the 80th percentile et red Select one: d out of O a. -0.84 O b. 1.04 e question O c. 0.84 O d. -1.04 stion 4 If the probability of complement A = 0.25 find P(A) %3D yet vered Select one: ked out of O a. 0.23 O b. 1.23 lag question O c. 0.75 O d. 0.77 on 3 X is a normally distributed variable with mean u = 40 and standard deviation o = 5, then P(x>37): red Select one: d out of O a. 0.3085 O b. 0.1915 e question O c. 0.8085 O d. 0.6915