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A discrete random variable X has the probability distribution given as below: (i) Find the value of k (ii) Determine the mean of the distribution.
A discrete random variable X has the probability distribution given as below: (i) Find the value of k (ii) Determine the mean of the distribution.
CBSE | Class 12 | Exercise 1 | Maths | NCERT Exemplar | Probability
A discrete random variable X has the probability distribution given as below: (i) Find the value of k (ii) Determine the mean of the distribution.

For a probability distribution, we know that if \[{{P}_{i}}~\ge \text{ }0\]

 

i

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