A population of values has a normal distribution with μ=117μ=117 and σ=81.7σ=81.7. You intend to draw a random sample of size n=82n=82. Find the probability that a sample of size n=82n=82 is randomly...

A population of values has a normal distribution with μ=117μ=117 and σ=81.7σ=81.7. You intend to draw a random sample of size n=82n=82.


Find the probability that a sample of size n=82n=82 is randomly selected with a mean greater than 129.6.

P(M > 129.6) =