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Given a normal distribution with 50 and

Given a normal distribution with μ = 50 and σ = 4, what is the probability that

a. X > 43?

b. X < 42?

c. Five percent of the values are less than what X value?

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

a. X > 43?

b. X < 42?

c. Five percent of the values are less than what X value?

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

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