Are Republicans just as likely as Democrats to display the American flag in front of their residence on the Fourth of July? 450 of the 655 Republicans surveyed display the flag on the Fourth of July and 434 of the 670 Democrats surveyed display the flag on the Fourth of July. What can be concluded at the ax = 0.01 level of significance? For this study, we should use [z-test for the difference between two population proportions He: p1 88 a. The null and alternative hypotheses would be: H₁: p1 88 b. The test statistic zV p2 p2 (please enter a decimal) (Please enter a decimal) (please show your answer to 3 decimal places.)
Are Republicans just as likely as Democrats to display the American flag in front of their residence on the Fourth of July? 450 of the 655 Republicans surveyed display the flag on the Fourth of July and 434 of the 670 Democrats surveyed display the flag on the Fourth of July. What can be concluded at the ax = 0.01 level of significance? For this study, we should use [z-test for the difference between two population proportions He: p1 88 a. The null and alternative hypotheses would be: H₁: p1 88 b. The test statistic zV p2 p2 (please enter a decimal) (Please enter a decimal) (please show your answer to 3 decimal places.)
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
Need B please
Transcribed Image Text:Are Republicans just as likely as Democrats to display the American flag in front of their residence on the
Fourth of July? 450 of the 655 Republicans surveyed display the flag on the Fourth of July and 434 of the
670 Democrats surveyed display the flag on the Fourth of July. What can be concluded at the a= 0.01 level
of significance?
For this study, we should use [z-test for the difference between two popullation proportions
He: p1
8 8 8
a. The null and alternative hypotheses would be:
H₁: p1
9985
b. The test statistic z v
c. The p-value = 0.1300
=
d. The p-value is > ✓
C
e. Based on this, we should fail to reject
a
p2
p2
(please enter a decimal)
(Please enter a decimal)
(please show your answer to 3 decimal places.)
(Please show your answer to 4 decimal places.)
the null hypothesis.
Expert Solution
Step 1: Determine the given information
The sampled number of Republicans,
The sampled number of Republicans, who displayed the flag on the Fourth of July,
The sampled number of Democrats,
The sampled number of Democrats, who displayed the flag on the Fourth of July,
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Solved in 3 steps
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