# Using Q-function

1. Jul 8, 2008

### NotoriousNick

How can I compute values for the Q-function:

Probability that a gaussian random variable with zero mean and some variance exceeds a particular value.

Web, Calculator, Pencil???!

2. Jul 14, 2008

### NotoriousNick

Maybe if i mention error function someone will recognize?

3. Jul 14, 2008

### HallsofIvy

Staff Emeritus
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