Thursday
December 25, 2014

Homework Help: statistics

Posted by Anonymous on Thursday, March 22, 2012 at 3:03pm.

Calculate the z-score for each set of data. Determine who did better on her respective test, Tonya or Lisa.
Student English Test Grade z-Score Student Math Test Grade z-Score
John 82 Jim 81
Julie 88 Jordan 85
Samuel 90 Saye 79
Tonya 86 Lisa 82
Mean 86.50 81.75
St. Dev. 3.42 2.50
Given the above information, predict the raw score for a student whose z-score in the Math test is .98.

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Research and Statistics - I want to ensure I've done this problem correctly. ...
Math - On a test whose distribution is approximately normal with a mean of 50 ...
Stasistic - On a test whose distribution is approximately normal with a mean of ...
math,correction - can someone correct this for me please. Statistics. Sam must ...
math correction - can someone correct this for me.or teach me if i'm wrong ...
statistics - Ram earned a score of 940 on a national achievement test. The mean ...
statistics - the admissions policy at a certain university requires that ...
statistics - the admissions policy at a certain university requires that ...
Statistics- Math - One student scored 54 on a math test for which the mean score...
statistics - 2. Why is it important to know the mean and standard deviation for ...

Search
Members