Answered: Eccinacea is believed to be effective…

Name: Eccinacea is believed to be effective in reducing the common cold. To
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Description: Eccinacea is believed to be effective in reducing the common cold. To test this claim, 45 people were given eccinacea and 103 were givien a placebo. In the group getting eccinacea, 40 developed a cold. In the placebo group, 88 developed a cold. I

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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Eccinacea is believed to be effective in reducing the common cold. To test this claim, 45 people were given eccinacea and 103 were givien a placebo. In the group getting eccinacea, 40 developed a cold. In the placebo group, 88 developed a cold. If a 5% significance level us used to test the claim that eccinacea reduces the common cold, what would the null hyupothesis be?

Is it a b or c?

	a.	Taking Eccinacea will reduce the common cold.
	b.	Not taking Eccinacea will result in more colds.
	c.	There is no difference in reducing the common cold with or without taking Eccinacea.

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