A machine shop that manufactures toggle levers has both a day and a night shift. A toggle lever is defective if a standard nut cannot be screwed onto the threads. Let Pi and p2 be the proportion of defective levers among those manufactured by the day and night shifts, respectively. A two random samples, each of 1000 levers yield to x1 = and x2 = 37 53 defectives levers for the day and night shifts, respectively. Is there enough evidence to claim a difference between pi and p2? Use a = = 0.05 Null hypothesis: Alternate hypothesis: Test Statistic: Rejection region: P-value: Conclusion:

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
icon
Concept explainers
Question

Refer to the photo

A machine shop that manufactures toggle levers has both a day and a night shift. A
toggle lever is defective if a standard nut cannot be screwed onto the threads. Let pi
and p2 be the proportion of defective levers among those manufactured by the day and
= 37
night shifts, respectively. A two random samples, each of 1000 levers yield to x1
53 defectives levers for the day and night shifts, respectively. Is there enough
and x2
evidence to claim a difference between pi and p2? Use a =
= 0.05
Null hypothesis:
Alternate hypothesis:
Test Statistic:
Rejection region:
P-value:
Conclusion:
Transcribed Image Text:A machine shop that manufactures toggle levers has both a day and a night shift. A toggle lever is defective if a standard nut cannot be screwed onto the threads. Let pi and p2 be the proportion of defective levers among those manufactured by the day and = 37 night shifts, respectively. A two random samples, each of 1000 levers yield to x1 53 defectives levers for the day and night shifts, respectively. Is there enough and x2 evidence to claim a difference between pi and p2? Use a = = 0.05 Null hypothesis: Alternate hypothesis: Test Statistic: Rejection region: P-value: Conclusion:
Expert Solution
steps

Step by step

Solved in 2 steps

Blurred answer
Knowledge Booster
Points, Lines and Planes
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, statistics and related others by exploring similar questions and additional content below.
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