A Measure of How Well an Estimated Regression Line Fits

question 64

Multiple Choice

A measure of how well an estimated regression line fits the sample data on which it is based, denoted by (and equal to the proportion of the total variation in the values of the dependent variable, y, that can be explained by the association of y with x as measured by the estimated regression line) is known as:

• A) the sample coefficient of variation
• B) the sample of coefficient of correlation
• C) the sample coefficient of determination
• D) the sample coefficient of non-determination
• E) none of these

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Definitions:

Motivational Processes

The procedures, mechanisms, or sequences of events that lead to motivated behavior, including the initiation, direction, intensity, and persistence of actions.

Motivation

The process that initiates, guides, and maintains goal-oriented behaviors, driven by internal or external factors.

Energizes

To supply with energy or increase the energy level of something, often leading to enhanced performance or activity.

Learned Responses

Behaviors developed as a result of experience or practice, often through reinforcement or conditioning.