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Two groups of children, one belonging-to the professional class, 125 in number, and the other belonging to the labour class, 124 in number are compared and the following results are obtained: Poor children Weil-to-do children per cent (Labour class) per cent (Professional class) Below normal weight 55 13 Above normal weight 11 48 Find the coefficient of association between the weight of the children and their social status. Also calculate the standard error of this coefficient of association and set 95% fiducial limits of this population coefficient.

Two groups of children, one belonging-to the professional class, 125 in number, and the other belonging to the labour class, 124 in number are compared and the following results are obtained: Poor children Weil-to-do children per cent (Labour class) per cent (Professional class) Below normal weight 55 13 Above normal weight 11 48 Find the coefficient of association between the weight of the children and their social status. Also calculate the standard error of this coefficient of association and set 95% fiducial limits of this population coefficient.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 1GP
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Two groups of children, one belonging-to the professional class, 125 in number, and the other belonging to the labour class, 124 in number are compared and the following results are obtained : Poor children Well-to-do children per cent (Labour class) per cent (Professional class) Below normal weight 55 13 Above normal weight 11 48 Find the coefficient of association between the weight of the children and their social status. Also calculate the standard error of this coefficient of association and set 95% fiducial limits of this population coefficient.
Transcribed Image Text:Two groups of children, one belonging-to the professional class, 125 in number, and the other belonging to the labour class, 124 in number are compared and the following results are obtained : Poor children Well-to-do children per cent (Labour class) per cent (Professional class) Below normal weight 55 13 Above normal weight 11 48 Find the coefficient of association between the weight of the children and their social status. Also calculate the standard error of this coefficient of association and set 95% fiducial limits of this population coefficient.
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