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Home » Suppose     tickets are sold in a lottery each for Re     . First prize is of Rs     and the second prize is of Rs.     . There are three third prizes of Rs.     each. If you buy one ticket, what is your expectation.
Suppose

    \[10,000\]

tickets are sold in a lottery each for Re

    \[1\]

. First prize is of Rs

    \[3000\]

and the second prize is of Rs.

    \[2000\]

. There are three third prizes of Rs.

    \[500\]

each. If you buy one ticket, what is your expectation.
CBSE | Class 12 | Exercise 1 | Maths | NCERT Exemplar | Probability
Suppose

    \[10,000\]

tickets are sold in a lottery each for Re

    \[1\]

. First prize is of Rs

    \[3000\]

and the second prize is of Rs.

    \[2000\]

. There are three third prizes of Rs.

    \[500\]

each. If you buy one ticket, what is your expectation.

 

Let’s take X to be the random variable where X =

    \[0,500,2000\]

and

    \[3000\]

i

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