Identify the Center and Radius of the Circle

question 40

Multiple Choice

Identify the center and radius of the circle.

• A) center: (-6, 0) radius: 7
• B) center: (0, -6) radius: 49
• C) center: (0, 6) radius: 49
• D) center: (0, -6) radius: 7
• E) center: (6, 0) radius: 7

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Definitions:

Independent Variable

The factor in a study that the experimenter alters to see how it impacts the outcome variable.

Dependent Variable

A variable in an experiment or study whose changes depend on the manipulation of the independent variable.

Interaction Effect

A situation in statistical analysis where the effect of one independent variable on the dependent variable is different at different levels of another independent variable.

Main Effect

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