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.
P(5505<= K <= 5615), K~N(5540.4, 4210.704)
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random
