Question: Use NORMDIST to find the percentage of specified area (You will submit print-outs of EXCEL processes).

(a) The area to the left of 40 on a normal distribution with mean =50 and SD= 8

(b) The area to the left of 55 on a normal distribution with a mean=52 and SD=7

(c) The area between 40 and 55 on a normal distribution with mean=50 and SD=8

(d) The area to the right of 55 on a normal distribution with mean=52 and SD=7.