Determine Which of the Following Four Functions Might Be Used

question 36

Multiple Choice

Determine which of the following four functions might be used as a model for the data: linear: f(x) = mx + b; quadratic: f(x) = bx + c, a > 0; quadratic: f(x) = + bx + c, a < 0; polynomial, not quadratic or linear.
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• A) f(x) = mx + b
• B) + bx + c, a > 0
• C) + bx + c, a < 0
• D) Polynomial, not quadratic or linear

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Definitions:

Coefficient of Determination

A statistical metric that calculates the percentage of variability in the outcome variable that can be predicted from one or more predictor variables.

Linear Relationship

A relationship between two variables where the change in one variable is directly proportional to the change in another variable.

Variables

Elements, characteristics, or factors that can change and affect the outcome of a study or experiment, often measured, manipulated, or controlled.

Independent Variable

An independent variable is a variable that is manipulated or categorically separated in an experiment to observe its effect on a dependent variable.