A Box Contains 27 Black and 3 Red Balls

question 40

Multiple Choice

A box contains 27 black and 3 red balls. A random sample of 5 balls is drawn without replacement. What is the probability that the sample contains one red ball?

• A) 0.108
• B) 0.270
• C) 0.369
• D) 0.500

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Definitions:

Trait

A distinguishing quality or characteristic, typically one belonging to a person, but also applicable to populations or species.

Person-situation Controversy

A debate in psychology that concerns the relative influence of personality traits versus situational factors in controlling behavior.

Introversion-extraversion Debate

A discussion on the psychological dimension of personality that contrasts the tendency towards being more reserved and internally focused, with being outgoing and externally oriented.

Psychodynamic Perspective

A psychological approach that emphasizes unconscious processes and past conflicts as influencing behavior in the present.