Independent simple random samples of four regions gave the data on race as shown in the table. At the 1% significance level, do the data provide sufficient evidence to conclude that a difference exists in race distributions among the four regions? Northeast Midwest South West Total White Black 92 13 11 43 12 79 117 162 113 484 Other 526 Find the test statistic. x² = [ (Round to three decimal places as needed.) Find the P-value. 10 6 14 35 What are the null and alternative hypotheses? OA. Ho: The racial distribution is the same in each of the four regions. H₂: The racial distribution is not the same in each of the four regions. OB. Ho: The racial distribution is not the same in each of the four regions. H₂: The racial distribution is the same in each of the four regions. OC. Ho: The racial distribution is the same in at least two of the four regions. Ha: The racial distribution is not the same in at least two of the four regions. OD. Ho: The racial distribution is not the same in at least two of the four regions. Ha: The racial distribution is the same in at least two of the four regions. Total 110 138 211 139 598

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
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Question
Choose the correct conclusion below.
 
 
A.
Do not reject
H0.
The data
do not provide
sufficient evidence that there is a difference.
 
B.
Reject
H0.
The data
do not provide
sufficient evidence that there is a difference.
 
C.
Reject
H0.
The data
provide
sufficient evidence that there is a difference.
 
D.
Do not reject
H0.
The data
provide
sufficient evidence that there is a difference.
 
E.
At least one assumption is violated.​ Therefore, the test cannot be conducted.
Independent simple random
samples of four regions gave
the data on race as shown in
the table. At the 1%
significance level, do the data
provide sufficient evidence to
conclude that a difference
exists in race distributions
among the four regions?
Northeast
Midwest
South
West
Total
White
92
117
162
113
484
Black Other
5
10
6
14
35
13
1 43 12 79
Find the test statistic.
x² = (Round to three decimal places as needed.)
Find the P-value.
11
What are the null and alternative hypotheses?
O A. Ho: The racial distribution is the same in each of the four regions.
H₂: The racial distribution is not the same in each of the four regions.
O B. Ho: The racial distribution is not the same in each of the four regions.
H₂: The racial distribution is the same in each of the four regions.
O C. Ho: The racial distribution is the same in at least two of the four regions.
Ha: The racial distribution is not the same in at least two of the four regions.
O D. Ho: The racial distribution is not the same in at least two of the four regions.
Ha: The racial distribution is the same in at least two of the four regions.
Total
110
138
211
139
598
n
Transcribed Image Text:Independent simple random samples of four regions gave the data on race as shown in the table. At the 1% significance level, do the data provide sufficient evidence to conclude that a difference exists in race distributions among the four regions? Northeast Midwest South West Total White 92 117 162 113 484 Black Other 5 10 6 14 35 13 1 43 12 79 Find the test statistic. x² = (Round to three decimal places as needed.) Find the P-value. 11 What are the null and alternative hypotheses? O A. Ho: The racial distribution is the same in each of the four regions. H₂: The racial distribution is not the same in each of the four regions. O B. Ho: The racial distribution is not the same in each of the four regions. H₂: The racial distribution is the same in each of the four regions. O C. Ho: The racial distribution is the same in at least two of the four regions. Ha: The racial distribution is not the same in at least two of the four regions. O D. Ho: The racial distribution is not the same in at least two of the four regions. Ha: The racial distribution is the same in at least two of the four regions. Total 110 138 211 139 598 n
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