Mathematics, 07.03.2020 03:03 mari048
. [19 points] Refer to Problem 1. (a) Find the cumulative distribution function F(x). Be sure to write your answer in the appropriate way. [4 points] (b) Find the mean value of X, i. e. find E(X). [4 points] (c) Find the second moment, i. e. find E(X 2 ). [4 points]
Answers: 1
![F(x)=\int\limits^x_0 (-\frac{2}{25}t + \frac{2}{5} )\, dt\\\\=\frac{2}{5}[-\frac{t^2}{10} + t]\limits^x_0 \\\\F(x)=-\frac{x^2}{25} +\frac{2}{5}x](/tpl/images/0537/2958/eb180.png)
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. [19 points] Refer to Problem 1. (a) Find the cumulative distribution function F(x). Be sure to wri...
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