On 29 Mar 2014, at 11:31, Sven Van Caekenberghe <[email protected]> wrote:
> | input | > input := #(2 4 4 4 5 5 7 9). > (((input - input average) raisedTo: 2) sum / (input size - 1)) sqrt. Shorter, simpler using #squared : | input | input := #(2 4 4 4 5 5 7 9). ((input - input average) squared sum / (input size - 1)) sqrt. I just found out that we already have #stdev in the 3.0 image : #(2 4 4 4 5 5 7 9) stdev. ;-)
