HYPOTHESIS TESTING: 6. A study was designed to compare the smoking habits of married men with those married women. A random sample of 240 men revealed that 180 smoked. A random sample of 220 women indicate that 54 smoked. At the 0.01 significance level does the evidence show that a higher proportion of men smoke?

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
icon
Related questions
Question

HYPOTHESIS TESTING:
6. A study was designed to compare the smoking habits of married men with those
married women. A random sample of 240 men revealed that 180 smoked. A
random sample of 220 women indicate that 54 smoked. At the 0.01 significance
level does the evidence show that a higher proportion of men smoke?

Solution:
Step 1: State the hypotheses.
Ho-
Step 2: The level of significance and the critical region. a=
and zcritical=
Step 3: Compute the value of z test for proportions. zcomputed
P2=
%3D
Step 4: Decision rule.
Step 5: Conclusion.
Transcribed Image Text:Solution: Step 1: State the hypotheses. Ho- Step 2: The level of significance and the critical region. a= and zcritical= Step 3: Compute the value of z test for proportions. zcomputed P2= %3D Step 4: Decision rule. Step 5: Conclusion.
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 2 steps

Blurred answer
Similar questions
  • SEE MORE QUESTIONS
Recommended textbooks for you
MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
Probability and Statistics for Engineering and th…
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
Statistics for The Behavioral Sciences (MindTap C…
Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
Elementary Statistics: Picturing the World (7th E…
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
The Basic Practice of Statistics
The Basic Practice of Statistics
Statistics
ISBN:
9781319042578
Author:
David S. Moore, William I. Notz, Michael A. Fligner
Publisher:
W. H. Freeman
Introduction to the Practice of Statistics
Introduction to the Practice of Statistics
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman