Uh oh! Wolfram|Alpha doesn't run without JavaScript.
Please enable JavaScript. If you don't know how, you can find instructions
here
.
Once you've done that, refresh this page to start using Wolfram|Alpha.
prob(100 < X <= 500), X binomial distribution with n =1000, p = 0.1667
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random