Question: The t test can be characterized as a regression (linear) model if: a. The outcome variable is categorical. b. The groups have equal sample sizes.

Thettest can be characterized as a regression (linear) model if:

a. The outcome variable is categorical.
b. The groups have equal sample sizes.
c. The experimental groups are represented by a binary variable (that is, coded 0 and 1).
d. Attest is always different from regression.

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