Finding the z-score, Applied Statistics

10. If a set of scores has a sample mean of 25 and a sample variance of 4, find the following:
a. the z-score for a raw score of 31
b. the z-score for a raw score of 18
c. the raw score for a z-score of -2.5
d. the raw score for a z-score of +.5
Posted Date: 3/23/2013 2:02:44 PM | Location : United States







Related Discussions:- Finding the z-score, Assignment Help, Ask Question on Finding the z-score, Get Answer, Expert's Help, Finding the z-score Discussions

Write discussion on Finding the z-score
Your posts are moderated
Related Questions
Motion Picture Industry (95 Points) The motion picture industry is a competitive business. More than 50 studios produce a total of 300 to 400 new motion pictures each year, and t

Define sampling unit and population for selecting a random sample in every case. a) 100 voters from a constituency b) 20 stocks of National Stock Exchange c) 50 account ho

Agency revenues. An economic consultant was retained by a large employment agency in a metropolitan area to develop a regression model for predicting monthly agency revenues ( y ).

Consider the sample of 60 package design ratings given in the table below.                                    A Sample of Package Design Ratings                 (Composite S

Regression Coefficient While analysing regression in two related series, we calculate their regression coefficients also. There are two regression coefficients like two regress

There are two diagnostic tests for a disease. Among those who have the disease, 10% give negative results on the first test, and independently of this, 5% give negative results on

MARKS IN LAW :10 11 10 11 11 14 12 12 13 10 MARKS IN STATISTICS :20 21 22 21 23 23 22 21 24 23 MARKS IN LAW:13 12 11 12 10 14 14 12 13 10 MARKS IN STATISTICS:24 23 22 23 22 22 24 2

Simple Linear Regression   While correlation analysis determines the degree to which the variables are related, regression analysis develops the relationship between the var

To determine the proportion of people in your town who are smokers, it has been decided to poll people at one of the following local spots: (a) the pool hall; (b) the bowling alley