(a) Use a 0.05 level of significance and test for independence of the quality of management and the reputation of the company. State the null and alternative hypotheses. Ho: Quality of management is not independent of the reputation of the company. H: Quality of management is independent of the reputation of the company. Ho: Quality of management is independent of the reputation of the company. H: The proportion of companies with excellent management is equal across companies with differing reputations. Ho: Quality of management is independent of the reputation of the company. H3: Quality of management is not independent of the reputation of the company. Họ: Quality of management is not independent of the reputation of the company. H3: The proportion of companies with excellent management is not equal across companies with differing reputations. Find the value of the test statistic. (Round your answer to three decimal places.) Find the p-value. (Round your answer to four decimal places.) p-value = State your conclusion. O Do not reject Ho. We cannot conclude that the rating for the quality of management is independent of the rating of the re

(a) Use a 0.05 level of significance and test for independence of the quality of management and the reputation of the company. State the null and alternative hypotheses. Ho: Quality of management is not independent of the reputation of the company. H: Quality of management is independent of the reputation of the company. Ho: Quality of management is independent of the reputation of the company. H: The proportion of companies with excellent management is equal across companies with differing reputations. Ho: Quality of management is independent of the reputation of the company. H3: Quality of management is not independent of the reputation of the company. Họ: Quality of management is not independent of the reputation of the company. H3: The proportion of companies with excellent management is not equal across companies with differing reputations. Find the value of the test statistic. (Round your answer to three decimal places.) Find the p-value. (Round your answer to four decimal places.) p-value = State your conclusion. O Do not reject Ho. We cannot conclude that the rating for the quality of management is independent of the rating of the re

Name: For Part B. Options are Excellent, Good, Fair for each blank. The Wall
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Description: For Part B. Options are Excellent, Good, Fair for each blank. The Wall Street Journal Corporate Perceptions Study 2011 surveyed readers and asked how each rated the quality of management and the reputation of the company for over 250 worldwidecorpora

MATLAB: An Introduction with Applications

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Author:Amos Gilat

Publisher:Amos Gilat

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Statements and Logic

Logic is the analysis of general patterns of thoughts without regard to any specific sense of context.

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For Part B. Options are Excellent, Good, Fair for each blank.

The Wall Street Journal Corporate Perceptions Study 2011 surveyed readers and asked how each rated the quality of management and the reputation of the company for over 250 worldwide
corporations. Both the quality of management and the reputation of the company were rated on an excellent, good, and fair categorical scale. Assume the sample data for 200 respondents below applies
to this study.
Reputation of Company
Quality of Management
Excellent
Good
Fair
Excellent
40
25
Good
35
35
10
Fair
25
10
12
(a) Use a 0.05 level of significance and test for independence of the quality of management and the reputation of the company.
State the null and alternative hypotheses.
Ho: Quality of management is not independent of the reputation of the company.
H: Quality of management is independent of the reputation of the company.
Ho: Quality of management is independent of the reputation of the company.
: The proportion of companies with excellent management is equal across companies with differing reputations.
Ha:
Ho: Quality of management is independent of the reputation of the company.
H: Quality of management is not independent of the reputation of the company.
Ho: Quality of management is not independent of the reputation of the company.
: The proportion of companies with excellent management is not equal across companies with differing reputations.
Find the value of the test statistic. (Round your answer to three decimal places.)
Find the p-value. (Round your answer to four decimal places.)
p-value =
State your conclusion.
Do not reject Ho. We cannot conclude that the rating for the quality of management is independent of the rating of the reputation of the company.
0'
Reject Ho. We conclude that the rating for the quality of management is independent of the rating for the reputation of the company.
Do not reject Ho: We cannot conclude that the ratings for the quality of management and the reputation of the company are not independent.
Reject Ho. We conclude that the rating for the quality of management is not independent of the rating for the reputation of the company.

(b) If there is a dependence or association between the two ratings, discuss and use probabilities to justify your answer.
management quality. For companies with a good reputation, the largest column probability
O įmanagement quality. Since these highest
For companies with an excellent reputation, the largest column probability corresponds to
---Select---
corresponds to
---Select---
management quality. For companies with a fair reputation, the largest column probability corresponds to: ---Select---
probabilities correspond to
---Select---
O ratings of quality of management and reputation, the two ratings are
---Select---

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