In a large design class, the scores on the "PDI" project were normally distributed withu = 100. The professor examined a sample ofn 56 students nho used extra resources instead of only one resource like the other students in the class He found that the mean for students who used extra resources was M= 104.125. He used a one-sample t test to analyze the results, and part of the SPSS output is shown below. One-Sample Statistics Std Error Mean Std. Deviation Mean pdi 56 104.1250 12.58435 1 68165 One-Sample Test Test Value 1 00 95% Confidence Interval of the Difference Mean Difference t. df Sig (2-tailed) Lower Upper pdi 2453 55 017 4.12500 7549 74951 What are the professor's null and zltemative hypotheses? B. What is the professor's decision? 2. reject Ho b. do not reject H: You can use certain information from the table to answer Part B without referring to any other resources. Identify this informztion and explain how you used it.

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
In a large design class, the scores on the "PDI" project were normally distributed with u = 100. The
professor examined a sample of n= 56 students who used extra resources instead of only one resource like
the other students in the class He found that the mean for students who used extra resources was M=
104.125. He used a one-sample t test to analyze the results, and part of the SPSS output is shown below.
%3D
One-Sample Statistics
Std Error
Mean
N.
Mean
Std Deviation
pdi
56
104.1250
12.58435
1 68165
One-Sample Test
Test Value 100
95% Confidence Interval of the
Difference
Mean
Difference
df
Sig (2-tailed)
55
Lower
Upper
7.4951
pdi
2453
017
4.12500
7549
A.
What are the professor's null and altemative hypotheses?
B.
2. reject H,
b. do not reject H,
What is the professor's decision?
C.
resources. Identify this inform2tion and explain how you used it.
You can use certain information from the table to answer Part B without referring to any other
Transcribed Image Text:In a large design class, the scores on the "PDI" project were normally distributed with u = 100. The professor examined a sample of n= 56 students who used extra resources instead of only one resource like the other students in the class He found that the mean for students who used extra resources was M= 104.125. He used a one-sample t test to analyze the results, and part of the SPSS output is shown below. %3D One-Sample Statistics Std Error Mean N. Mean Std Deviation pdi 56 104.1250 12.58435 1 68165 One-Sample Test Test Value 100 95% Confidence Interval of the Difference Mean Difference df Sig (2-tailed) 55 Lower Upper 7.4951 pdi 2453 017 4.12500 7549 A. What are the professor's null and altemative hypotheses? B. 2. reject H, b. do not reject H, What is the professor's decision? C. resources. Identify this inform2tion and explain how you used it. You can use certain information from the table to answer Part B without referring to any other
Expert Solution
steps

Step by step

Solved in 2 steps

Blurred answer
Similar questions
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