February 21, 2017

Homework Help: algebra

Posted by apryl on Sunday, August 28, 2011 at 2:33pm.

The breaking strength (in pounds) of a certain new synthetic is normally distributed, with a mean of 167 and a variance of 9. The material is considered defective if the breaking strength is less than 161 pounds. What is the probability that a single, randomly selected piece of material will be defective? (Give the answer to two decimal places.)

Answer This Question

First Name:
School Subject:

Related Questions

More Related Questions