Answered: he Wall Street Journal Corporate…

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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he 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 world-wide 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	5
Good	35	35	10
Fair	25	10	15

Use 0L = .05 level of significance and test for independence of the quality of management and the reputation of the company.

Compute the value of the x2 test statistic (to 2 decimals). Do not round intermediate calculations.

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