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

question 34

Multiple Choice

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 "actual confidence coefficient"?

• A)0.13
• B)0.16
• C)0.84
• D)0.87

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Definitions:

Drug Abuse

The excessive or inappropriate use of drugs for non-medical purposes, which can lead to physical, social, and psychological harm.

Flashbulb Theory

A theory suggesting that the memory for the circumstances in which one first learned of a very surprising and emotionally arousing event is vivid and detailed, as if a photo was taken.

Arousal Theory

A theory in psychology that suggests there is an optimal level of arousal for each individual that leads to the best performance on tasks; too little or too much arousal can decrease performance.

Equipotentiality Theory

The concept that various parts of the brain can take over the functions of other parts if those parts are damaged.