Dr Taylor Is Conducting a Study to Test the Effect

question 153

Multiple Choice

Dr. Taylor is conducting a study to test the effect of a new drug on people's ability to concentrate at work. His research sample consists of 100 US adults. During a 14-week period, half of the sample is administered the drug and the other half is administered a placebo, and participants' concentration abilities are continually tracked. In the context of this study, if Dr. Taylor uses random assignment, it means that ____.

• A) his study will be high in external validity
• B) the 100 adults in his study are likely to be representative of the larger population of interest
• C) each research participant has an equal chance of being assigned to each level of the independent variable
• D) his research findings are likely to be statistically significant

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Definitions:

Rocks Break

The physical process of rocks fracturing or cleaving under stress, leading to their breakage.

Windows

A graphical operating system environment developed by Microsoft, or openings in the walls of buildings covered with glass.

Symbolize

To represent something abstractly through another object, form, or idea, often found in art, literature, or symbols in mathematics and logic.

Statement Form

A type of logical expression that, when specific values are substituted for its variables, becomes a statement which can be either true or false.