A large plumbing contractor buys eight 200-foot rolls from the producer described in Exercise 6.67. Determine the

Question:

A large plumbing contractor buys eight 200-foot rolls from the producer described in Exercise 6.67. Determine the probability that no more than three of the eight rolls will be flawless.
In exercise
A producer of copper tubing has found that, on the average, five flaws occur per 2000 feet of tubing.