Wednesday
July 29, 2015

Homework Help: Statistics

Posted by Lauran on Wednesday, May 4, 2011 at 10:09am.

the scores of a standardized test are normally distribution with a mean of 312 and a standard deviation of 68. The bottom 40% of scores are designed 'Need improvement'. What is the cutoff score for those who 'Need improvement'?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Members