It Is Known That 20% of All Students in Some

question 100

Multiple Choice

It is known that 20% of all students in some large university are overweight, 20% exercise regularly and 2% are overweight and exercise regularly.What is the probability that a randomly selected student is either overweight or exercises regularly or both?

• A)0.40
• B)0.38
• C)0.20
• D)0.42
• E)0.10

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Definitions:

Operant Conditioning

A learning process in which the strength of a behavior is modified by the behavior's consequences, such as rewards or punishments.

Spanked

The act of striking someone, usually a child, on the buttocks as a form of punishment.

Behavior Change

The modification or transformation of human behavior, typically in a positive or desired direction.

Operant Conditioning

A method of learning that employs rewards and punishments for behavior, encouraging the subject to associate certain behaviors with certain consequences.