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In the previous year, 40% of women over the age of fifty had regularly scheduled mammograms.  Following last year's test, a campaign was initiated to encourage women to be tested regularly.  This year, a cancer research group surveys a random sample of 450 women, and 195 respond affirmatively.  With a 5% significance level, test to see if the campaign was effective. What is the null hypothesis?    options:   H0:  μ ≤ 0.4   H0:  μ ≥ 0.4   H0:  p ≠ 0.4   H0:  p ≥ 0.4   H0:  p ≤ 0.4   H0:  μ ≠ 0.4   None of these.

In the previous year, 40% of women over the age of fifty had regularly scheduled mammograms.  Following last year's test, a campaign was initiated to encourage women to be tested regularly.  This year, a cancer research group surveys a random sample of 450 women, and 195 respond affirmatively.  With a 5% significance level, test to see if the campaign was effective. What is the null hypothesis?    options:   H0:  μ ≤ 0.4   H0:  μ ≥ 0.4   H0:  p ≠ 0.4   H0:  p ≥ 0.4   H0:  p ≤ 0.4   H0:  μ ≠ 0.4   None of these.

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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In the previous year, 40% of women over the age of fifty had regularly scheduled mammograms.  Following last year's test, a campaign was initiated to encourage women to be tested regularly.  This year, a cancer research group surveys a random sample of 450 women, and 195 respond affirmatively.  With a 5% significance level, test to see if the campaign was effective.

What is the null hypothesis?

 

 options:

 

H0:  μ ≤ 0.4
 

H0:  μ ≥ 0.4
 

H0:  p ≠ 0.4
 

H0:  p ≥ 0.4
 

H0:  p ≤ 0.4
 

H0:  μ ≠ 0.4
 

None of these.
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