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

question 81

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 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 would be a Type I error?

• A) saying that the person is an agriculture major when in fact the person is a business major
• B) saying that the person is an agriculture major when in fact the person is an agriculture major
• C) saying that the person is a business major when in fact the person is an agriculture major
• D) saying that the person is a business major when in fact the person is a business major

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Definitions:

Alternative Courses

Different options or paths that can be taken in decision-making situations, often evaluated for potential outcomes.

Unprofitable Product Line

A series of related products that do not generate expected profits, often identified through financial analysis for potential discontinuation.

Total Variable Costs

The sum of all costs that vary with production output, including materials and labor.

Total Fixed Costs

The sum of all costs that do not change with the level of production or sales activities within a certain range or period.