SCENARIO 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 Scenario 9-2,what is the value of ?
A)0.13
B)0.16
C)0.84
D)0.87

Question

Quizplus · Accepted Answer

The value of 0.13 represents the probability of a Type I error, which is the probability of incorrectly rejecting the null hypothesis when it is true. In this scenario, it is the probability of incorrectly identifying a business major as an agriculture major.

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