To compare the performance of students in private and public schools, samples of reading test scores were collected from two groups of students. In a sample of 106 private school students the sample mean was 282 with the standard deviation of 46 and a sample of 151 public school students, the sample mean was 265 with a standard deviation of 68. a) at the 1% level of significance does it appear the scores are the same? b) what is the P value?

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
icon
Related questions
Question
To compare the performance of students in private and public schools, samples of reading test scores were collected from two groups of students. In a sample of 106 private school students the sample mean was 282 with the standard deviation of 46 and a sample of 151 public school students, the sample mean was 265 with a standard deviation of 68. a) at the 1% level of significance does it appear the scores are the same? b) what is the P value?
9) To compare the performance of students in private and public schools, samples of
reading test scores were collected from two groups of students. In a sample of 106
private-school students the sample mean was 282 with a standard deviation of 46 and
in a sample of 151 public-school students, the sample mean was 265 with a standard
deviation of 68.
a) At the 1% level of significance does it appear the scores are the same?
b) What is the p-value?
Transcribed Image Text:9) To compare the performance of students in private and public schools, samples of reading test scores were collected from two groups of students. In a sample of 106 private-school students the sample mean was 282 with a standard deviation of 46 and in a sample of 151 public-school students, the sample mean was 265 with a standard deviation of 68. a) At the 1% level of significance does it appear the scores are the same? b) What is the p-value?
Expert Solution
steps

Step by step

Solved in 2 steps with 2 images

Blurred answer
Recommended textbooks for you
MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
Probability and Statistics for Engineering and th…
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
Statistics for The Behavioral Sciences (MindTap C…
Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
Elementary Statistics: Picturing the World (7th E…
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
The Basic Practice of Statistics
The Basic Practice of Statistics
Statistics
ISBN:
9781319042578
Author:
David S. Moore, William I. Notz, Michael A. Fligner
Publisher:
W. H. Freeman
Introduction to the Practice of Statistics
Introduction to the Practice of Statistics
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman