Suppose x has a distribution with a mean of 80 and a standard deviation of 52. Random samples of size n = 64 are drawn. I USE SALT (a) Describe the E distribution and compute the mean and standard deviation of the distribution. )_( has an approximately normal 8 v distribution with mean ,u; = 80 J and standard deviation 0; = 6.5 .l (b) Find the 2 value corresponding to )7 = 73.5. = -1 V (c) Find P07