Given That X² + 2x = 15

question 380

Multiple Choice

Given that x² + 2x = 15. It follows that x = 3.

• A) Inductive, strong.
• B) Inductive, weak.
• C) Deductive, valid.
• D) Inductive, cogent.
• E) Deductive, invalid.

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Definitions:

Main Effect

The effect of an independent variable on a dependent variable, isolated from other variables in an experimental study.

Simple Effect

The effect of one independent variable at a particular level of another independent variable in a factorial design.

Factorial Research

Factorial research involves experiments that study the effects of more than one independent variable at a time on a dependent variable.

Single-Factor Research

An experimental design involving only one independent variable.