Question: Let x be a binomial random variable with n = 20 and p = .1. a. Calculate P(x 2) using Table 1 in Appendix

Let x be a binomial random variable with n = 20 and p = .1.
a. Calculate P(x ≤ 2) using Table 1 in Appendix I to obtain the exact binomial probability.
b. Use the Poisson approximation to calculate P(x ≤ 2).
c. Compare the results of parts a and b. Is the approximation accurate?

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