TABLE 9-2 a Student Claims That He Can Correctly Identify Whether a Whether

question 23

Multiple Choice

TABLE 9-2
A student claims that he can correctly identify whether a person is a business major or an agriculture major by the way the person dresses. Suppose in actuality that if someone is a business major, he can correctly identify that person as a business major 87% of the time. When a person is an agriculture major, the student will incorrectly identify that person as a business major 16% of the time. Presented with one person and asked to identify the major of this person (who is either a business or an agriculture major) , he considers this to be a hypothesis test with the null hypothesis being that the person is a business major and the alternative that the person is an agriculture major.
-Referring to Table 9-2, what is the value of α?

• A) 0.13
• B) 0.16
• C) 0.84
• D) 0.87

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Definitions:

Unaided Recall Test

A measure of memory in which participants are asked to remember information without being given cues or hints.

Benchmark Test

An evaluation or test that uses a set of standards or an established reference point to measure the performance of a product or service.

Pretest

An evaluation of advertisements by a sample of targeted consumers before an ad campaign begins.

Posttest

An evaluation of advertisements after the ad campaign is launched by a sample of targeted consumers.