# Proving expected value formula

• August 2nd 2010, 08:20 PM
acevipa
Proving expected value formula
If A and B are independent show that:

$E[AB]=E[A]E[B]$

Note: A and B are discrete random variables
• August 2nd 2010, 08:23 PM
pickslides
• August 2nd 2010, 08:29 PM
acevipa
Thanks. That was actually pretty straightforward