Question

The amount of time necessary for assembly line workers to complete a product is a normal random variable with a mean of fifteen ( 15 ) minutes and a standard deviation of two ( 2 ) minutes. Show some work if possible Label answer to a numbered question.

1. What is the probability that a product is assembled between 10 and 12 minutes?
2. What is the probability that a product is assembled in more than 11 minutes?
3. What is the probability that a product is assembled in less than 20 minutes?

Answer 1