The marketing manager of a company studies the market penetration of a new product. A telephone survey is conducted and the following two-way classification table shows the data about income level and market penetration.

Does these data indicate that income level and market penetration are independent at 1% level of significance?
 

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Market penetration Income level Never heard of Heard about it but did not buy High Middle Low the product 35 49 10 84 78 13 Bought it at least once 51 23 6 Market penetration Income level Never heard of Heard about it but did not buy High Middle Low the product 35 49 10 84 78 13 Bought it at least once 51 23 6

Answer rating: 100% (QA)

Solution To determine whether income level and market penetration are independent based on the given data we can perform a chisquare test of independe... View the full answer