Two Variables Are Said to Interact When ____.​

question 20

Multiple Choice

Two variables are said to interact when ____.​

• A)​the effect of one independent variable depends on the levels of the second variable
• B)​both variables are equally influenced by a third factor
• C)​the two variables are differentially affected by a third variable
• D)​both variables produce a change in the subjects' scores

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Definitions:

Fischer Projection

A two-dimensional representation of a three-dimensional organic molecule by projection, used to depict stereoisomers.

Fischer Projection

A two-dimensional representation of a molecule's structure to display chirality by projecting asymmetric carbon atoms.

(2S,3R)-2,3-Dihydroxybutanoic Acid

A specific stereochemical form of dihydroxybutanoic acid, an organic compound with two hydroxyl groups located at the second and third carbons.

Erythro

A descriptor in stereochemistry denoting molecules with similar substituents on the same side in a Fisher projection.