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.
Linear fit {0,1/.4},{200,1/.32},{400,1/.26},{600,1/.21},{800,1/.17},{1000,1/.14},{1200,1/.11},{1600,1/.07},{2000,1/.05}
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random