From a Biology class of 18 students using computer aided instruction, 10 were given additional self -instructional modules in print. The final examination result of the students were as follows: Result of Final Examination With Additional Self- Instructional Modules Without Additional Self- Instructional Modules 84 87 78 79 84 87 90 80 83 75 88 88 80 86 84 85 89 78 At .05 level of significance, is there enough evidence to show that those students who received additional self-instructional materials performed better in the final examination in Biology?

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

Using Mann-whitney u test, solve the attached problem. Interpret if the null is rejected or not

From a Biology class of 18 students using computer aided instruction, 10 were given
additional self -instructional modules in print. The final examination result of the students
were as follows:
Result of Final Examination
With Additional Self-
Without Additional Self-
Instructional Modules
Instructional Modules
87
84
78
79
84
87
80
75
88
90
83
88
80
86
84
85
89
78
At .05 level of significance, is there enough evidence to show that those students who
received additional self-instructional materials performed better in the final examination
in Biology?
Transcribed Image Text:From a Biology class of 18 students using computer aided instruction, 10 were given additional self -instructional modules in print. The final examination result of the students were as follows: Result of Final Examination With Additional Self- Without Additional Self- Instructional Modules Instructional Modules 87 84 78 79 84 87 80 75 88 90 83 88 80 86 84 85 89 78 At .05 level of significance, is there enough evidence to show that those students who received additional self-instructional materials performed better in the final examination in Biology?
Expert Solution
steps

Step by step

Solved in 2 steps

Blurred answer
Follow-up Questions
Read through expert solutions to related follow-up questions below.
Follow-up Question

why you did not reject the null hypothesis, the statistics is one tailed to the right , so anything that is larger with 17 is to be rejected?

Solution
Bartleby Expert
SEE SOLUTION
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