Maurice Tutor

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    Argosy University/ Phoniex University/
    Nov-2005 - Oct-2011

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    Phoniex University
    Oct-2001 - Nov-2016

Category > Management Posted 15 Oct 2017 My Price 4.00

Bernoulli random variable

Suppose X is a Bernoulli random variable with P(X = 1) = p.

a. Show E(X3) =p.

b. Show E(Xk) =p for k > 0.

c. Suppose that p = 0.3. Compute the mean, variance, skewness, and kurtosis of X. (Hint: You might find it helpful to use the formulas given in Exercise 2.21.)

Exercise 2.21

X is a random variable with moments E(X), E(X2), E(X3), and so forth.

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Maurice Tutor
(5)
Status NEW Posted 15 Oct 2017 01:10 PM My Price 4.00

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