StdDevP-func
Calculate the population standard deviation.
StdDevP() and StDev.p() are functionally identical. Use either of them as you like.
double StdDevP(dataset vd)
double StDev.p(dataset vd)
vd
Return the Population Standard Deviation.
EX1
double ee=StdDevP(col(A)); ee=;
EX2
range rr=1!1[1]:2[10]; StDev.p(rr)=;
StdDev/StDev.s