Use Random-Variable Notation to Represent the Event $\{ Y = 3 \}$

question 58

Multiple Choice

Use random-variable notation to represent the event.
-For a randomly selected student in a particular high school, let Y denote the number of living grandparents of the student. Use random-variable notation to represent the event that the student Obtained has exactly three living grandparents.

• A) \(\{ Y = 3 \}\)
• B) \(\{ \mathrm { Y } < 3 \}\)
• C) \(P \{ Y = 3 \}\)
• D) \(\{ Y \geq 3 \}\)

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Definitions:

Baltes

Referring to Paul B. Baltes, a psychologist known for his work in the field of developmental psychology, especially related to aging and lifelong development.

Wisdom

The quality of having experience, knowledge, and good judgment; the quality of being wise.

Creativity

Ability to see situations in a new way, to produce innovations, or to discern previously unidentified problems and find novel solutions.

Procedural Memory

The type of long-term memory involved in the learning and retention of motor skills and actions.