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1. [Gaussian Approximation] Let X be the number of times that a fair coin, flipped 40 times, lands heads. Find the probability that X =

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1. [Gaussian Approximation] Let X be the number of times that a fair coin, flipped 40 times, lands heads. Find the probability that X = 20 using the normal approximation for a binomial distribution with continuity correction. Please use the Normal tables in the course notes to simplify your final solution

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