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.
Construa uma v.a. discreta com apenas 2 valores que satisfaça E[X] = 0 and Var(X) = 1
Construa uma v.a. discreta com apenas 2 valores que satisfaça E[X] = 0 and Var(X) = 1
Natural Language
Math Input
Extended Keyboard
