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:

Amortized

The gradual reduction of a debt over a period of time by making regular payments of interest and principal.

31st Payment

The payment made as the thirty-first installment in a series of payments or financial obligations.

Amortized

The process of spreading out a loan into a series of fixed payments over time, which covers both the principal and the interest.

Compounded Monthly

Interest calculation strategy where interest is added to the principal sum every month, allowing the investment to grow at a faster pace.