K A certain drug is used to treat asthma. In a clinical trial of the drug, 30 of 277 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 12% 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) below. a. Is the test two-tailed, left-tailed, or right-tailed? O Two-tailed test O Right tailed test O Left-tailed test 1-Prop2Test prop <0.12 z=-0.599063924) p=0.2745651289 P-0.1083032491 n-277
K A certain drug is used to treat asthma. In a clinical trial of the drug, 30 of 277 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 12% 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) below. a. Is the test two-tailed, left-tailed, or right-tailed? O Two-tailed test O Right tailed test O Left-tailed test 1-Prop2Test prop <0.12 z=-0.599063924) p=0.2745651289 P-0.1083032491 n-277
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
![K
A certain drug is used to treat asthma. In a clinical trial of the drug, 30 of 277 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 12% 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) below.
a. Is the test two-tailed, left-tailed, or right-tailed?
OTwo-tailed test
Right tailed test
Left-tailed test
O
1-Prop2Test
prop <0.12
z=-0.599063924
p=0.2745651289
P-0.1083032491
n=277](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fa76bd0b7-2089-4daa-981f-503abd4ebc73%2F67ec8f39-58bb-44da-8300-867f03c49e1e%2Fz127sbp_processed.jpeg&w=3840&q=75)
Transcribed Image Text:K
A certain drug is used to treat asthma. In a clinical trial of the drug, 30 of 277 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 12% 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) below.
a. Is the test two-tailed, left-tailed, or right-tailed?
OTwo-tailed test
Right tailed test
Left-tailed test
O
1-Prop2Test
prop <0.12
z=-0.599063924
p=0.2745651289
P-0.1083032491
n=277
Expert Solution
![](/static/compass_v2/shared-icons/check-mark.png)
Step 1
Data given
X=30, n=277
Population proportion p=12%
Level of significance ɑ=0.05
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Solved in 2 steps
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