Instruction 10-10
a Few Years Ago, Pepsi Invited Consumers $p _ { M }$

question 63

Multiple Choice

Instruction 10-10
A few years ago, Pepsi invited consumers to take the "Pepsi Challenge". Consumers were asked to decide which of the two soft drinks, Coke or Pepsi, they preferred in a blind taste test. Pepsi was interested in determining what factors played a role in people's taste preferences. One of the factors studied was the gender of the consumer. Below are the results of analyses comparing the taste preferences of men and women with the proportions depicting preference for Pepsi.
Males: n = 109, $p _ { M }$ = 0.422018 Females: n = 52, $p _ { F }$ = 0.25 $p _ { M }$ - $p _ { F }$ = 0.172018 Z = 2.11825
-Referring to Instruction 10-10,suppose Pepsi wanted to test to determine if the males preferred Pepsi less than the females.Using the test statistic given,compute the appropriate p-value for the test.

• A) 0.0340
• B) 0.9660
• C) 0.0170
• D) 0.9830

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Definitions:

Puzzle Boxes

A method used in experiments, particularly with animals, to study learning and problem-solving by placing them in boxes from which they must escape by solving a puzzle or performing a specific action.

Thorndike

Edward Thorndike was an American psychologist known for his work on the law of effect and animal learning through trial and error.

Insight

The understanding or awareness of one's own mental or emotional processes, often leading to a sudden and profound understanding of a problem or situation.

Conditioned Response

A conditioned response is an automatic response established by training to an ordinarily neutral stimulus.