A certain drug is used to treat asthma. In a clinical trial of the drug. 22 of 271 treated subjects experienced headaches (based on data from the manufacturer). The accompanying calculator display shows results from a test of the claim that less than 8% of treated subjects experienced headaches. Use the normal distribution as an approximation to the binomial distribution and assume a 0.05 significance level to complete parts (a) through (e) 1-Propiiest prop e0.08 ==0.0716516ee below p0.525E04477 p=0.081180e11e n=271 a. Is the test two-tailed, left-tailed, or right-tailed? O Right tailed test O Two-tailed test O Left-tailed test

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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B.  What is the test​ statistic?

z=___

C. What is the​ P-value?

​P-value=___
 
D.  What is the null​ hypothesis, and what do you conclude about​ it?
 
H0: p≠0.09or H0: p<0.09 or H0: p=0.09 or H0: p >0.09
 
E. Reject  the null hypothesis or Fail to reject the null hypothesis? Why?
 
F. What is the final​ conclusion?
A certain drug is used to treat asthma. In a clinical trial of the drug. 22 of 271 treated subjects experienced headaches (based on data from the manufacturer). The accompanying calculator display shows results from a test
of the claim that less than 8% of treated subjects experienced headaches. Use the normal distribution as an approximation to the binomial distribution and assume a 0.05 significance level to complete parts (a) through (e)
1-Propiiest
prop e0.08
==0.0716516ee
below
p0.525E04477
p=0.081180e11e
n=271
a. Is the test two-tailed, left-tailed, or right-tailed?
O Right tailed test
O Two-tailed test
O Left-tailed test
Transcribed Image Text:A certain drug is used to treat asthma. In a clinical trial of the drug. 22 of 271 treated subjects experienced headaches (based on data from the manufacturer). The accompanying calculator display shows results from a test of the claim that less than 8% of treated subjects experienced headaches. Use the normal distribution as an approximation to the binomial distribution and assume a 0.05 significance level to complete parts (a) through (e) 1-Propiiest prop e0.08 ==0.0716516ee below p0.525E04477 p=0.081180e11e n=271 a. Is the test two-tailed, left-tailed, or right-tailed? O Right tailed test O Two-tailed test O Left-tailed test
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