In a survey of 200 boys, of which 75 were intelligent, 40 had educated fathers; while 85 of the unintelligent boys had uneducated fathers. Do these figures support the hypothesis that educated fathers have intelligent boys ? Use x-test, valus of x tor 1 degree of freedom at 5% level is 3.84.

Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter13: Probability And Calculus
Section13.2: Expected Value And Variance Of Continuous Random Variables
Problem 10E
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In a survey of 200 boys, of which 75 were intelligent, 40 had educated
fathers; while 85 of the unintelligent boys had uneducated fathers. Do these figures support
the hypothesis that educated fathers have intelligent boys ? Use x-test, valus of x tor 1
degree of freedom at 5% level is 3.84.
Transcribed Image Text:In a survey of 200 boys, of which 75 were intelligent, 40 had educated fathers; while 85 of the unintelligent boys had uneducated fathers. Do these figures support the hypothesis that educated fathers have intelligent boys ? Use x-test, valus of x tor 1 degree of freedom at 5% level is 3.84.
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