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Investment Science Problems

Ch. 6: #3 (given in the book)

Problem: As stated in class, E(XY)=E(X)E(Y) for independent random variables X,Y. Prove that in the case when X takes values x_1,...,x_n with probabilities p_1,...,p_n and Y takes values y_1,...,y_m with probabilities q_1,...,q_m.

Problem: Let X be the number of heads in 10 coin tosses. Compute E(X) and sigma(X).

Квалификация: Математика, Статистика

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( 4 отзыв(-а, -ов) ) ahfzmf, United States

ID проекта: #6482073

15 фрилансеров(-а) в среднем готовы выполнить эту работу за $24

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