In 2010, shortly before a country's midterm elections, people in that country were dissatisfied with government and 59% of adults in the country thought that a third major party was needed. In a recent poll, 62% of 1197 adults in the country felt the same way. At the 2% significance level, do the data provide sufficient evidence to conclude that the percentage of all adults in the country who now think that a third major party is needed has changed from that in 2010? Use the one-proportion z-test to perform the appropriate hypothesis test. ..... What are the hypotheses for the one-proportion z-test? Ho: p=: Hại p (Type integers or decimals.)

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Answer for all the parts for the question in the picture

B) What is the test statistic? (2 decimal places)

C) The​ P-value is? (round to 3 decimal places)

D) What is the correct conclusion for the hypothesis test?

 
 
 
In 2010, shortly before a country's midterm elections, people in that country were dissatisfied with government and 59% of adults in the country thought that a third
major party was needed. In a recent poll, 62% of 1197 adults in the country felt the same way. At the 2% significance level, do the data provide sufficient evidence to
conclude that the percentage of all adults in the country who now think that a third major party is needed has changed from that in 2010? Use the one-proportion z-test
to perform the appropriate hypothesis test.
What are the hypotheses for the one-proportion z-test?
Ho: p =; Ha: p
%3D
(Type integers or decimals.)
Transcribed Image Text:In 2010, shortly before a country's midterm elections, people in that country were dissatisfied with government and 59% of adults in the country thought that a third major party was needed. In a recent poll, 62% of 1197 adults in the country felt the same way. At the 2% significance level, do the data provide sufficient evidence to conclude that the percentage of all adults in the country who now think that a third major party is needed has changed from that in 2010? Use the one-proportion z-test to perform the appropriate hypothesis test. What are the hypotheses for the one-proportion z-test? Ho: p =; Ha: p %3D (Type integers or decimals.)
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