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4. Exercise 8.38 (a) The number of persons coming through a blood bank until the first person with type A blood is found is
4. Exercise 8.38 (a) The number of persons coming through a blood bank until the first person with type A blood is found is a random variable Y with a geometric distribution. If p denotes the probability that any one randomly selected person will possess type A blood, then E(Y) 1/p and V(Y) = (1 - p)/p. (a) Find a function of Y that is an unbiased estimator of V(Y).
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Linear Algebra A Modern Introduction
Authors: David Poole
4th edition
1285463242, 978-1285982830, 1285982835, 978-1285463247
