You Are Considering Testing a New Drug That Is Supposed

question 63

Multiple Choice

You are considering testing a new drug that is supposed to facilitate learning in mentally retarded children. Because there is relatively little known about the drug, you plan to use a nondirectional alternative hypothesis. Since your resources are limited, you can test only 15 subjects. The subjects will be run in a repeated measures design and the data will be analyzed with the sign test, using a = 0.05_{2 tail}. If the drug has a medium effect on learning such that P _real = 0.70, what is the probability you will detect the effect when doing your experiment.

• A) 0.2968
• B) 0.0176
• C) 0.2969
• D) 0.0352

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Definitions:

Content

Information or material contained within a medium or work, including written, visual, or auditory material.

Quantity

A property that can exist as a multitude or magnitude, which makes it possible to compare or measure objects or events.

Standard Form E

A specific configuration in categorical logic, indicating a statement where no members of one category are members of another category.

Quality

An attribute or characteristic that defines the nature of something, often used to describe the standard of something compared to other similar things.