Mht Cet
Probability
MHT CET 2021 24th September Evening Shift
MCQ+2 / -02021
The probability distribution of a random variable X is
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| \(\mathrm{X=x}\) | 1 | 2 | 3 | ......... | \(\mathrm{n}\) |
|---|---|---|---|---|---|
| \(\mathrm{P(X=x)}\) | \(\mathrm{\frac{1}{n}}\) | \(\mathrm{\frac{1}{n}}\) | \(\mathrm{\frac{1}{n}}\) | ......... | \(\mathrm{\frac{1}{n}}\) |
then Var(X) =