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 3 Distribution of $X_1X_2X_3$ if $(X_1,X_2,X_3)$ has PDF $\frac{2}{2e-5}x_1^2x_2e^{x_1x_2x_3}$ on $0< x_1,x_2,x_3<1$ 3 Finding sum of none arithmetic series 3 Find the Matrix X and Y 2 $f(x)=\alpha e^{-x^2-\beta x}$ Find $\alpha$ and $\beta$ . Expectation is given. 2 Poisson distribution, the meaning of the parameter lambda

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 0 Derivative of Squared Step Function

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 5 probability × 5 3 sequences-and-series 5 statistics × 3 3 probability-theory 4 summation × 2 3 telescopic-series 3 matrix-equations 2 poisson-distribution 3 probability-distributions 2 random-variables

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