Thursday
July 30, 2015

Homework Help: statistics

Posted by kelly on Sunday, February 10, 2013 at 4:01pm.

The mean scale score on the mathematics examinatin of ninth graders in Texas was 86 with a standard deviation of 5 points. Given a student was selected at random what is the probability tht his score was 91 or higher

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Members