# Question

Let y be a random variable having a normal distribution with mean equal to 250 and standard deviation equal to 50.

a. Find a value y0, such that P(y > y0) = .01.

b. Find a value y0, such that P(y > y0) = .025.

c. Find two values y1 and y2, such that (y1 + y2)/2 = 250 and P(y1 < y < y2) = .95.

a. Find a value y0, such that P(y > y0) = .01.

b. Find a value y0, such that P(y > y0) = .025.

c. Find two values y1 and y2, such that (y1 + y2)/2 = 250 and P(y1 < y < y2) = .95.

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