Use Random-Variable Notation to Represent the Event Use Random-Variable Notation to Represent the Event That the Student

question 79

Multiple Choice

Use random-variable notation to represent the event.
-The following table displays a frequency distribution for the number of siblings for students in one middle school. For a randomly selected student in the school, let Y denote the number of siblings of
The student. $\begin{array}{r|rrrrrrrr}\text { Number of siblings } & 0 & 1 & 2 & 3 & 4 & 5 & 6 & 7 \\\hline \text { Frequency } & 189 & 245 & 102 & 42 & 24 & 13 & 5 & 2\end{array}$

Use random-variable notation to represent the event that the student obtained has at least two but fewer than six siblings.

• A)\(\{ 2 \leq Y \leq 6 \}\)
• B) \(\{ 2,3,4,5 \}\)
• C) \(\{ 2 < Y < 6 \}\)
• D) \(\{ 2 \leq Y < 6 \}\)

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Definitions:

Flexible

Characterizes systems or processes that can adapt to changing conditions or demands without significant decrease in efficiency.

Adaptive

Capable of modifying or adjusting to new conditions or circumstances.

Push Products

A supply chain strategy where products are produced or supplied based on forecasted demand, pushing them onto the consumer.

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Individuals responsible for overseeing, designing, and controlling the process of production and redesigning business operations in the production of goods or services.