May 29, 2016

Homework Help: business statistics

Posted by Julie on Sunday, February 20, 2011 at 7:40pm.

The scores on a standardized exam are normally distributed with mean= 50 and variance=16. (a) what percentage of the scores exceed 58? (b) what percentage of the scores lie between 38 and 54? (c) what is the 84th percentile of the distribution?

Answer This Question

First Name:
School Subject:

Related Questions

More Related Questions