A national survey conducted in 2011 among a simple random sample of 1450 adults shows that 57% of Americans think the Civil War is still relevant to American politics and political life. (a) Conduct a hypothesis test to determine if these data provide strong evidence that the majority of the Americans think the Civil War is still relevant. Use a significance level of a = 0.08. Ho : prop = HA: prop> p-value: Based on this information, we may Reject the Null Hypothesis (b) Calculate a 99% confidence interval for the proportion of Americans who think the Civil War is still relevant.

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
Topic Video
Question

Please view the attached image, could reall use some help on this problem

A national survey conducted in 2011 among a simple random sample of 1450 adults shows that 57% of Americans think the Civil War is still relevant
to American politics and political life.
(a) Conduct a hypothesis test to determine if these data provide strong evidence that the majority of the Americans think the Civil War is still
relevant. Use a significance level of a = 0.08.
Но : prop
На : рrop>
p-value:
Based on this information, we may Reject the Null Hypothesis
(b) Calculate a 99% confidence interval for the proportion of Americans who think the Civil War is still relevant.
Transcribed Image Text:A national survey conducted in 2011 among a simple random sample of 1450 adults shows that 57% of Americans think the Civil War is still relevant to American politics and political life. (a) Conduct a hypothesis test to determine if these data provide strong evidence that the majority of the Americans think the Civil War is still relevant. Use a significance level of a = 0.08. Но : prop На : рrop> p-value: Based on this information, we may Reject the Null Hypothesis (b) Calculate a 99% confidence interval for the proportion of Americans who think the Civil War is still relevant.
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 3 steps with 6 images

Blurred answer
Knowledge Booster
Application of Algebra
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