# Question

With reference to Example 3.22 on page 94, and part (b) of Exercise 3.78 on page 100, find the expected value of X22X3 given X1 = 1/2.

## Answer to relevant Questions

Find the expected value of the discrete random variable X having the probability distribution f(x) = |x – 2| / 7 for x = –1, 0, 1, 3 If a contractor’s profit on a construction job can be looked upon as a continuous random variable having the probability density Where the units are in $ 1,000, what is her expected profit? With reference to Exercise 3.87 on page 106, find the mean and the variance of the random variable V. If heads is a success when we flip a coin, getting a six is a success when we roll a die, and getting an ace is a success when we draw a card from an ordinary deck of 52 playing cards, find the mean and the standard ...If we let a = – µ in the first part of Theorem 4.10 on page 128, where µ is the mean of X, we get (a) Show that the rth derivative of MX – µ(t) with respect to t at t = 0 gives the rth moment about the mean of X. ...Post your question

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