Question: 1. For Binomial distribution prove that, the mean is = and the variance is = (). 2. For Poisson distribution prove that, the mean is

1. For Binomial distribution prove that, the mean is = and the variance is = ().

2. For Poisson distribution prove that, the mean is = and the variance is = .

3. For Geometric distribution prove that, ()= and the mean is =/.

4. For normal distribution, prove that, the mean is and the variance is .

5. For Exponential distribution prove that, () = .

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