Researchers Can Try to Control for Regression Toward the Mean

question 287

Multiple Choice

Researchers can try to control for regression toward the mean and placebo effects through the use of

• A) double-blind testing, correlational research, and random sampling.
• B) control groups, random assignment, and statistical adjustment.
• C) cross-sectional studies, statistical adjustment, and case-study research.
• D) longitudinal testing, random assignment, and naturalistic observation.

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Definitions:

Haworth Structure

A way of representing cyclic sugars as planar rings, focusing on the arrangement of hydroxyl groups around the ring, used in carbohydrate chemistry.

β-D-Glucopyranose

A chemical structure of glucose in its cyclic form, where the glucose molecule forms a six-membered ring, with the hydroxyl group on the first carbon in the beta configuration.

α-D-Ribofuranose

A sugar derivative where the pentose sugar ribose is in its furanose form (a five-membered oxygen-containing ring) and has a specific orientation (alpha) of the hydroxyl group attached to the anomeric carbon.

Epimers

Stereoisomers that differ in configuration at only one stereogenic center among several.