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Description: The manager of an assembly process wants to determine whether or not the number of defective articles manufactured depends on the day of the week the articles are produced. She collected the following information. Is there sufficient evidence to reje

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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The manager of an assembly process wants to determine whether or not the number of defective articles manufactured depends on the day of the week the articles are produced. She collected the following information. Is there sufficient evidence to reject the hypothesis that the number of defective articles is independent of the day of the week on which they are produced? Use ? = 0.01.

Day of Week	M	Tu	W	Th	F
Nondefective	88	91	96	96	94
Defective	12	6	3	3	8

(a) Find the test statistic. (Round your answer to two decimal places.)

(ii) Find the p-value. (Round your answer to four decimal places.)

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