Question: 9. For a normal distribution with = 12.8 and = 1.35, find the probability of... b) P(x < 12.2)= a) P(x > 11)= c)

9. For a normal distribution with = 12.8 and = 1.35, find

9. For a normal distribution with = 12.8 and = 1.35, find the probability of... b) P(x < 12.2)= a) P(x > 11)= c) P(10.5

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