A medical researcher conjectures that smoking can result in the wrinkled skin around the eyes. The researcher recruited 25 smokers and 20 nonsmokers to take part in an observational study and found that the degree of wrinkled skin around the eyes out of 10 scales are given in below. Smokers Nonsmokers 10 4 8. 4 4 5 8. 9. 8. 9. 3 1 3 3 7 8. 7 8 4 9. 7 8. 10 7 1 3 1 10 2 1 3 2 6
A medical researcher conjectures that smoking can result in the wrinkled skin around the eyes. The researcher recruited 25 smokers and 20 nonsmokers to take part in an observational study and found that the degree of wrinkled skin around the eyes out of 10 scales are given in below. Smokers Nonsmokers 10 4 8. 4 4 5 8. 9. 8. 9. 3 1 3 3 7 8. 7 8 4 9. 7 8. 10 7 1 3 1 10 2 1 3 2 6
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
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
Transcribed Image Text:A medical researcher conjectures that smoking can result in the wrinkled skin around the
eyes. The researcher recruited 25 smokers and 20 nonsmokers to take part in an
observational study and found that the degree of wrinkled skin around the eyes out of 10
scales are given in below.
Smokers
Nonsmokers
10
4
8.
9.
6.
4
4
5
9.
8.
9.
3
1
3
3
7
8
7
8.
8.
5
4
5
5
9.
7
8.
10
7
1
2
3
1
5
9.
10
2
1
3
2
1. How do the smokers can be compared to the non-smokers based on above table?
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