A Few Years Ago,Pepsi Invited Consumers to Take the "Pepsi

question 276

Multiple Choice

A few years ago,Pepsi invited consumers to take the "Pepsi Challenge." Consumers were asked to decide which of two sodas,Coke or Pepsi,they preferred in a blind taste test.Pepsi was interesting in determining what factors played a role in people's taste preferences.One of the factors studied was the gender of the consumer.Data on the percentage of men and women depicting preference for Pepsi were collected.Which of the following tests will you use to find out if there is any difference in preference between the different gender groups?

• A)Kruskal-Wallis rank Test.
• B)Paired t test.
• C)Z test for difference in proportions.
• D)Wilcoxon rank sum test.

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