Answered: Using R to answer the following…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Using R to answer the following question:

An experiment was set up to study drug Lipanthyl, based on its effect on cholesterol level in blood. A group of 12 men with high cholesterol level were randomly selected. The level of LDL (low density lipoprotein, which is sometimes called “bad” cholesterol) was measured right before the treatment and again after the 3 month treatment:

Perform an appropriate test for the null hypothesis that the 3-month Lipanthyl treatment does not affect the LDL blood level.

Person
Before
After
2.63
2.74
1
2.98
3.06
3
2.60
2.34
4
2.94
2.41
5
2.92
2.52
2.84
2.39
7
2.22
2.07
2.94
2.45
9
2.50
2.46
10
3.35
3.12
11
3.02
2.65
12
2.63
2.45

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