A Set of N = 15 Pairs of Scores (X

question 62

Multiple Choice

A set of n = 15 pairs of scores (X and Y values) produces a correlation of r = 0.40.If each of the X values is multiplied by 2 and the correlation is computed for the new scores,what value will be obtained for the new correlation?

• A)r = 0.20
• B)r = 0.40
• C)r = 0.80
• D)Cannot be determined without knowing all the X and Y scores

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Definitions:

First Year

Refers to the initial year of an entity or event, often used to describe the first year of life or the first year in educational settings.

Classical Conditioning

A learning process that occurs through associations between an environmental stimulus and a naturally occurring stimulus, leading to a learned response.

Stimulus

A signal or piece of data that elicits or influences a physiological or psychological response or activity.

Operant Conditioning

A learning theory which posits that behavior can be changed through the use of consequences, such as rewards or punishments.