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 at least two living grandparents.
A) $\mathrm { P } \{ \mathrm { Y } \geq 2 \}$
B) $\{ 2,3,4 \}$
C) $\{ Y 2 \}$
D) $\{ Y \geq 2 \}$

Question

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 at least two living grandparents. 
A) $\mathrm { P } \{ \mathrm { Y } \geq 2 \}$
B) $\{ 2,3,4 \}$
C) $\{ Y > 2 \}$
D) $\{ Y \geq 2 \}$

Quizplus · Accepted Answer

The event that the student has at least two living grandparents is represented by the set of outcomes where Y is greater than or equal to 2. This is denoted by the notation $\{ Y \geq 2 \}$.

Use Random-Variable Notation to Represent the Event P{Y≥2}\mathrm { P } \{ \mathrm { Y } \geq 2 \}P{Y≥2}

Use Random-Variable Notation to Represent the Event $\mathrm { P } \{ \mathrm { Y } \geq 2 \}$