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Description: In a random sample of men from Cornwall, 22 were left handed and 218 were right handed. In a random sample of women from Cornwall, 64 were left handed and 456 were right handed. Use a 0.01 significance level to test the claim that proportion of left

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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In a random sample of men from Cornwall, 22 were left handed and 218 were right handed. In a random sample of women from Cornwall, 64 were left handed and 456 were right handed. Use a 0.01 significance level to test the claim that proportion of left handed Cornish men is lower that the proportion of left handed Cornish women.

Critical Values:

z0.05=1.645

z0.025=1.96

z0.01=2.325

z0.005 =2.575

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