Chapter 7, Problem 43P

Use (he following information to answer the next en exercises: A manufacturer produces 25-pound lifting weights. The lowest actual weight is 24 pounds, and the highest is 26 pounds. Each weight is equally likely so the distribution of weights is uniform. A sample of 100 weights Is taken.

43.

a. What the distribution for the sum of the weights of 100 25-pound lifting weights?

b. Find P( ${\displaystyle \sum x<2,450}$ ).