Answered: . Calculate the P-value. Based on a…

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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Question

A company has to choose between three new fashion lines. Management wishes to know whether preference for lines is independent of job classification. Plan 1 Plan 2 Plan 3 Total Salary Workers 160 140 70 370 Hourly Workers 40 60 30 130 Total 200 200 100 500 The ?2 test statistic is 6.24. Calculate the P-value. Based on a significance level of 5%, the correct conclusion is which of the following? (Use a table or technology.) There is sufficient evidence to reject H0 and conclude that the fashion line preference and job classification are independent. There is insufficient evidence to reject H0 and conclude that the fashion line preference and job classification are not independent. There is sufficient evidence to reject H0 and conclude that the fashion line preference and job classification are not independent. There is insufficient evidence to reject H0 and conclude that the fashion line preference and job classification are independent.

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