Answered: In a study of parents’ feelings about a…

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 study of parents’ feelings about a required course

in sex education, 360 parents, a random sample, are clas-
sified according to whether they have one, two, or three

or more children in the school system and also whether
they feel that the course is poor, adequate, or good. Based
on the results shown in the following table, test at the
0.05 level of significance whether there is a relationship
between parents’ reaction to the course and the number
of children that they have in the school system:
Number of children
1 23 or more
Poor 48 40 12
Adequate 55 53 29
Good 57 46 20

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