SOLUTION: this is the last problem I have on my homework assignment due today. Can you help? Find the probability that a standard normal random variable will assume a value between: Find

Algebra ->  Probability-and-statistics -> SOLUTION: this is the last problem I have on my homework assignment due today. Can you help? Find the probability that a standard normal random variable will assume a value between: Find      Log On


   

Question 355107: this is the last problem I have on my homework assignment due today. Can you help?
Find the probability that a standard normal random variable will assume a value between: Find z0 so that P(z > z0) = 60%
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
P%28z%3C=z0%29%2BP%28z%3Ez0%29=1
P%28z%3C=z0%29=1-0.6
P%28z%3C=z0%29=0.4
highlight%28z0=-0.25335%29
I used EXCEL's NORMSINV function to calculate z0.