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b) The following contingency table cross-classifies 307 randomly selected lawyers by status in practice and the size of the city in which they practice. At the 5% significance level, do the data provide sufficient evidence to conclude that size of city and status in practice are statistically dependent for lawyers? than 250,000- 499,999 State in Less 500,000 or Total practice\ size of 250,000 city Government Judicial Private practice 122 Salaried Total more 12 4 14 30 1 11 13 69 222 19 7 18 44 161 43 103 307

b) The following contingency table cross-classifies 307 randomly selected lawyers by status in practice and the size of the city in which they practice. At the 5% significance level, do the data provide sufficient evidence to conclude that size of city and status in practice are statistically dependent for lawyers? than 250,000- 499,999 State in Less 500,000 or Total practice\ size of 250,000 city Government Judicial Private practice 122 Salaried Total more 12 4 14 30 1 11 13 69 222 19 7 18 44 161 43 103 307

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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b) The following contingency table cross-classifies 307 randomly selected lawyers by status in practice and the size of the city in which they practice. At the 5% significance level, do the data provide sufficient evidence to conclude that size of city and status in practice are statistically dependent for lawyers? than 250,000– 499,999 State in Less 500,000 or Total practice\ size of 250,000 city Government more 12 14 30 Judicial Private practice 122 1 11 13 69 222 Salaried 19 18 44 Total 161 43 103 307
Transcribed Image Text:b) The following contingency table cross-classifies 307 randomly selected lawyers by status in practice and the size of the city in which they practice. At the 5% significance level, do the data provide sufficient evidence to conclude that size of city and status in practice are statistically dependent for lawyers? than 250,000– 499,999 State in Less 500,000 or Total practice\ size of 250,000 city Government more 12 14 30 Judicial Private practice 122 1 11 13 69 222 Salaried 19 18 44 Total 161 43 103 307
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