In a studyy of smokers who tried to quit smoking with nicotine patch therapy, 39 were smoking one year after the treatment, and 32 were not smoking one year after the treatment. We want to use a 0.05 significance level to test the claim that among smokers who try to quit with nicotine patch therapy, the majority are smoking a year after the treatment.  a) What is the null hypothesis? b) What is the alternative hypothesis? c) What is the value of the standard score for the sample proportion?

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
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In a studyy of smokers who tried to quit smoking with nicotine patch therapy, 39 were smoking one year after the treatment, and 32 were not smoking one year after the treatment. We want to use a 0.05 significance level to test the claim that among smokers who try to quit with nicotine patch therapy, the majority are smoking a year after the treatment. 

a) What is the null hypothesis?

b) What is the alternative hypothesis?

c) What is the value of the standard score for the sample proportion?

d) What is the P-value?

e) Describe a type I error for this test.

f) Describe a type II error for this test.  

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