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

question 50

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 is the power of the test?

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

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Definitions:

Monocot Stem

is the stem found in monocotyledonous plants, characterized by scattered vascular bundles.

Pith

The soft, spongy tissue at the center of plant stems, providing structural support and storing nutrients.

Vascular Bundles

Strand-like structures found in plants that contain xylem and phloem tissues, crucial for the transport of water, minerals, and nutrients.

Monocot Stem

The stem of a monocotyledonous plant, characterized by scattered vascular bundles and the absence of a vascular cambium.