MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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3. The head of the English department is interested in the difference in writing scores between freshman English students who are taught by different teachers. The incoming freshmen are randomly assigned to one of two English teachers and are given a standardized writing test after the first semester. We take a sample of eight students from one class and nine from the other.
a) Is there a difference in achievement on the writing test between the two classes?
b) Give a brief report of your thoughts
Here is the data from the two classes
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