SOLUTION: Assume that x has a normal distribution with the specified mean and standard deviation. Find the indicated probability. μ = 110; σ = 14 P(x ≥ 120) =

Algebra ->  Probability-and-statistics -> SOLUTION: Assume that x has a normal distribution with the specified mean and standard deviation. Find the indicated probability. μ = 110; σ = 14 P(x ≥ 120) =      Log On


   

Question 378057: Assume that x has a normal distribution with the specified mean and standard deviation. Find the indicated probability.
μ = 110; σ = 14
P(x ≥ 120) =
Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
P%28X+%3E=+120%29+=+P%28%28X+-+110%29%2F14+%3E=+%28120+-+110%29%2F14+=+10%2F14+=+0.714%29. Hence P%28X+%3E=+120%29+=+P%28Z+%3E=+0.714%29+=+0.2374, approximately.