A Proxy-Pretest Design Is Most Likely to Be Used When

question 18

Multiple Choice

A proxy-pretest design is most likely to be used when ____.

• A)the researcher is evaluating a program that has already begun
• B)the unit of study is a community rather than an individual
• C)it is important that those who most need the treatment receive it
• D)there are concerns about selection-maturation effects

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Definitions:

Cholesterol Levels

A measure of the total amount of cholesterol in your blood, including low-density lipoprotein (LDL) and high-density lipoprotein (HDL).

Special Diet

A special diet refers to any nutrition plan tailored to meet specific health conditions, allergies, or dietary preferences.

Wilcoxon Rank Sum Test

A nonparametric statistical test used to compare two independent samples to assess whether their population mean ranks differ.

Alternative Hypothesis

The hypothesis that suggests there is a significant difference between two variables, contrary to the null hypothesis.