Instruction 9-1 a Student Claims That She Can Correctly Identify Whether a Whether

question 167

Multiple Choice

Instruction 9-1
A student claims that she can correctly identify whether a person is studying a business or science major by the way the person dresses. Suppose in actuality that if someone is studying a business major, she can correctly identify that person as a business student 87% of the time. When a person is studying a science major, the student will incorrectly identify that person as a business student 16% of the time. Presented with one person and asked to identify the area of study of this person (who is studying either a business or science major) , she considers this to be a hypothesis test with the null hypothesis being that the person is a business student and the alternative that the person is a science student.

-Referring to Instruction 9-1,what critical value should the biologist use to determine the rejection region?

• A) 1.3011
• B) 1.3006
• C) 1.6794
• D) 0.6800

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Definitions:

Optimal Consumption

The most efficient allocation of resources and consumption choices based on individual preferences, maximizing utility.

Utility Function

A representation of how a consumer ranks different bundles of goods according to their level of satisfaction or utility.

Income

Financial returns, especially continual, from work or investing activities.

Price of X

The amount of money required to purchase a product or service named X.