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Use Random-Variable Notation to Represent the Event {3<Y<5}\{ 3 < Y < 5 \}

Question 43

Multiple Choice

Use random-variable notation to represent the event.
-Suppose that two balanced dice are rolled. Let Y denote the sum of the two numbers. Use random-variable notation to represent the event that the sum of the two numbers is at least 3 but
Less than 5.


A) {3<Y<5}\{ 3 < Y < 5 \}
B) {3X+Y<5}\{ 3 \leq X + Y < 5 \}
C) {3Y<5}\{ 3 \leq \mathrm { Y } < 5 \}
D) (1,2) ,(2,1) ,(1,3) ,(3,1) ,(2,2) ( 1,2 ) , ( 2,1 ) , ( 1,3 ) , ( 3,1 ) , ( 2,2 )

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