Question: Assume that a certain random variable X follows a normal distribution with m8 and s2 36. Determine the following probabilities: a) P(X12) b) P(X <5)

Assume that a certain random variable X follows a normal distribution with m¼8 and s2 ¼36. Determine the following probabilities:

a) P(X12)

b) P(X<5)

c) P(X>2)

d) P(6zc)¼80%.

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