Question: 61. Suppose that a random variable X is distributed as binomial with n = 225 and = 0.2. Using the normal approximation, find the

61. Suppose that a random variable X is distributed as binomial with n = 225 and θ = 0.2.

Using the normal approximation, find the following probabilities:

(a) P(X ≤ 60), (b)

P(X ≥ 57),

(c) P(80 ≤ X ≤ 100).

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