This question slove by 'R' my class code is Math 1131

(7) [R] (6 marks) Use R to complete the following. (a) Generate n = 100 standard normal random variables. (b) Calculate the mean, the standard deviation, and create a histogram of your resulting vector in part (a). (c) Generate n = 1000 normal random variables with a mean (/ 0) and variance (# 1) of your choosing. (d) Calculate the mean, the standard deviation, and create a histogram of your resulting vector in part (c)