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A group of investigators wishes to explore the relationship between the use of hair dyes and the development of breast cancer in females. A group of 100 beauticians 40–49 years of age is identified and followed for five years. After five years, 20 new cases of breast cancer have occurred. Assume that breast cancer incidence over this time period for average American women in this age group is 30/100. We wish to test the hypothesis that using hair dyes decrease the risk of breast cancer. Compute p-value

A group of investigators wishes to explore the relationship between the use of hair dyes and the development of breast cancer in females. A group of 100 beauticians 40–49 years of age is identified and followed for five years. After five years, 20 new cases of breast cancer have occurred. Assume that breast cancer incidence over this time period for average American women in this age group is 30/100. We wish to test the hypothesis that using hair dyes decrease the risk of breast cancer. Compute p-value

MATLAB: An Introduction with Applications
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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 A group of investigators wishes to explore the relationship between the

use of hair dyes and the development of breast cancer in females. A

group of 100 beauticians 40–49 years of age is identified and followed

for five years. After five years, 20 new cases of breast cancer have

occurred. Assume that breast cancer incidence over this time period for

average American women in this age group is 30/100. We wish to test

the hypothesis that using hair dyes decrease the risk of breast cancer.

Compute p-value

(The answer is Not 0.0021)

Please choose answer from these two following multiple choice.

a) 0

b) 47.6190

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