Question: 1. A random variable X is normally distributed with mean = 10 and standard deviation = 1.5. Find the following probabilities: (a) P(8

1. A random variable X is normally distributed with mean μ = 10 and standard deviation

σ = 1.5. Find the following probabilities:

(a) P(8 ≤ X ≤ 12),

(b) P(X ≤ 12),

(c) P(X ≥ 8.5).

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