Question

In a survey of 500 randomly selected high school teachers and 1000 randomly selected grade school teachers, 160 (32%) of the high school teachers and 260 (26%) of the grade school teachers cited lack of classroom discipline as a significant problem. Use a chi square test to test the hypothesis that the proportion of teachers who hold this opinion is the same for both populations represented here. Use a significance level of 5%.


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  • CreatedJuly 16, 2015
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