Q & A: Investment of why the standard deviation to measure risk, as opposed to crazy?

beemzet Question :? Investments, why the standard deviation to measure risk, as opposed to MAD I mean, the average deviation is a measure of risk, but why it could not be used? Franco, why do you think the SD is better? I think it's worse than MAD, because you take the square root of the denominator, if you're really a square if Front rack. What do you think? Reply Reply, Serge M You can do average deviation as you want. The most important

Ancova SPSS