The Exact Percentage of Variation Shared by Two Variables Is

question 30

Multiple Choice

The exact percentage of variation shared by two variables is calculated by squaring r,which is called the

• A) scale-independent relationship
• B) linear correlation coefficient
• C) coefficient of determination
• D) least sum of squares

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Definitions:

Variable Ratio

A reinforcement schedule used in operant conditioning that rewards a response after an unpredictable number of responses, leading to a high and steady rate of response.

Fixed Ratio

A schedule of reinforcement where a response is reinforced only after a specified number of responses, often used in behavioral studies.

Variable Interval

A reinforcement schedule where a response is rewarded after a variable and unpredictable time period has elapsed.

Fixed-interval Schedule

A timing-based reinforcement scheme where a specific time interval must elapse before a response is rewarded.