a sample of 200 persons is asked about their handedness. a two way table of observed counts as follows. m= men w=women l=left handed r= right handed if one person is randomly selected, find: p(w)= P(r)= left handed right handed total men 11 79 90 women 9 101 110 total 20 180 200

a sample of 200 persons is asked about their handedness. a two way table of observed counts as follows. m= men w=women l=left handed r= right handed if one person is randomly selected, find: p(w)= P(r)= left handed right handed total men 11 79 90 women 9 101 110 total 20 180 200

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 sample of 200 persons is asked about their handedness. a two way table of observed counts as follows.

m= men w=women l=left handed r= right handed

if one person is randomly selected, find:

p(w)=

P(r)=

	left handed	right handed	total
men	11	79	90
women	9	101	110
total	20	180	200

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