The finished solution. Reshebnik Arutyunov. Quest # 532.
531-540. A discrete random variable X can take only two values: x1 and x2 and x1 <x2. Known probability p1 of possible values x1, expectation M (X) and the variance D (X). Find the distribution of this random variable.
532. p1 = 0,3; M (X) = 3,7; D (X) = 0,21
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Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
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