Quality Rating Average Outstanding Exceptional a. Use a 0.05 level of significance and a test of independence to determine if a new owner's vehicle quality rating is independen the owner's education. Compute the value of the x² test statistic (to 2 decimals). Average Some HS % % % 30 45 25 Education HS Grad 25 50 25 Some College 20 45 35 College Grad Use Table 3 of Appendix B to find the p-value. The p-value is-Select your answer - What is your conclusion? -Select your answer that the quality rating is not independent of the education of the owner. b. Use the overall percentage of average, outstanding, and exceptional ratings to comment on how new owners rate the quality a their recently purchased automobiles. 60 95 Outstanding Exceptional New owners - Select your answer to be satisfied with the recent purchase of their automobile. their automobile as Outstanding or Exceptional. 45 % of owners rated

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Quality Rating
Average
Outstanding
Exceptional
%
70
Some HS
Of
30
%0
45
%
25
HS Grad
25
50
Education
25
Some College
20
45
35
a. Use a 0.05 level of significance and a test of independence to determine if a new owner's vehicle quality rating is independen
the owner's education.
Compute the value of the x² test statistic (to 2 decimals).
Average
Outstanding
Exceptional
New owners - Select your answer to be satisfied with the recent purchase of their automobile.
their automobile as Outstanding or Exceptional.
College Grad
Use Table 3 of Appendix B to find the p-value.
The p-value is Select your answer -
What is your conclusion?
- Select your answer that the quality rating is not independent of the education of the owner.
b. Use the overall percentage of average, outstanding, and exceptional ratings to comment on how new owners rate the quality a
their recently purchased automobiles.
60
95
45
% of owners rated
Transcribed Image Text:Quality Rating Average Outstanding Exceptional % 70 Some HS Of 30 %0 45 % 25 HS Grad 25 50 Education 25 Some College 20 45 35 a. Use a 0.05 level of significance and a test of independence to determine if a new owner's vehicle quality rating is independen the owner's education. Compute the value of the x² test statistic (to 2 decimals). Average Outstanding Exceptional New owners - Select your answer to be satisfied with the recent purchase of their automobile. their automobile as Outstanding or Exceptional. College Grad Use Table 3 of Appendix B to find the p-value. The p-value is Select your answer - What is your conclusion? - Select your answer that the quality rating is not independent of the education of the owner. b. Use the overall percentage of average, outstanding, and exceptional ratings to comment on how new owners rate the quality a their recently purchased automobiles. 60 95 45 % of owners rated
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