Question: Given a normal distribution with = 30 and = 4, what is the probability that a. X > 38. b. X < 25.

Given a normal distribution with μ = 30 and σ = 4, what is the probability that

a. X > 38.

b. X < 25.

c. Find the X value such that the area to the left of X is 5% of the total area under the normal curve.

d. Between what two X values (symmetrically distributed around the mean) are 40% of the values?

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o solve these problems we can use the properties of the normal distribution and the Zscore a To find the probability that X is greater than 38 we need ... View full answer

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