Standard deviation of a portfolio

[bigbooma]

Hi guys,

If I tell you that an investment returns 16%, 5% of the time, are you able to calculate the standard deviation with this information, or is more required?

Thanks!

 

[JeffM]

Hi guys,

If I tell you that an investment returns 16%, 5% of the time, are you able to calculate the standard deviation with this information, or is more required?

Thanks!

More is required. To get reliable estimates, much more is required.