Answer to Question #348986 in Statistics and Probability for ria

Question

A company plans to promote a new product by using one of three advertising campaigns. To investigate the extent of product recognition from these three campaigns, 15 market areas were selected and five were randomly assigned to each advertising plan. At the end of the ad campaigns, random samples of 400 adults were selected in each area and the proportions who were familiar with new product were recorded. The responses were not approximately normal. Is there a significant difference among the three population distributions from which these samples came? Use an appropriate nonparametric method to answer this question at 5% level

of significance.

Campaign 1 -) 0.33, 0.29, 0.21, 0.32, 0.25

Campaign 2 -) 0.28, 0.41, 0.34, 0.39, 0.27

Campaign 3-) 0.21, 0.30, 0.26, 0.33, 0.31

Answer 1

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