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 whetherthey feel that the course is poor, adequate, or good. Basedon the results shown in the following table, test at the0.05 level of significance whether there is a relationshipbetween parents’ reaction to the course and the numberof children that they have in the school system:Number of children1 23 or morePoor 48 40 12Adequate 55 53 29Good 57 46 20

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