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(Solution Library) Can people really identify their favorite brand of cola? Volunteers tasted Coca-Cola Classic, Pepsi, Diet Coke, and Diet Pepsi, with the results

Question: Can people really identify their favorite brand of cola? Volunteers tasted Coca-Cola Classic, Pepsi, Diet Coke, and Diet Pepsi, with the results shown below.

Research question: At α = . 05, is the correctness of the prediction different for the two types of cola drinkers?

Could you identify your favorite brand in this kind of test?

Since it is a 2 × 2 table, try also a two-tailed two-sample z test for π 1 = π 2 (see Chapter 10) and verify that z 2 is the same as your chi-square statistic. Which test do you prefer? Why?

Price: $2.99
Solution: The downloadable solution consists of 3 pages
Deliverable: Word Document


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