Consider the binomial experiment with the probability of success p, 0 < p < 1. We let
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Consider the binomial experiment with the probability of success p, 0 < p < 1. We let Nk denote the number of successes after k independent trials. Define the discrete process Yk by Nk − kp, the excess number of successes above the mean kp. Show that Yk is a martingale.
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To show that the discrete process Yk defined as Nk kp is a martingale we need to demonstrate that it ...View the full answer
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