A Researcher Is Comparing a New and Less Expensive Treatment

question 18

Multiple Choice

A researcher is comparing a new and less expensive treatment with an established treatment, in hopes of showing that there is no difference in outcome. The researcher does not perform a power analysis and, consequently, selects a sample size that is smaller than what would be recommended for an analysis of variance. The results show that there is no significant difference in outcome between the two treatments. Which type of validity is affected by this?

• A)Construct validity
• B)Internal validity
• C)External validity
• D)Statistical conclusion validity

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Definitions:

Putrid

Describes something that is decaying or rotting and emits a foul smell.

Vertical Stripes

A pattern or design consisting of lines that run up and down, often used in fashion and design for its visual effects.

Horizontal Stripes

A pattern consisting of parallel lines that run across the width of an object or surface.

Innate

Refers to qualities, abilities, or knowledge that are present in an individual from birth.