stdev
stdevf
pca
mad
perctl
msd
median
quart
mean
st_deviation
nanmax
tabul
covar
samwr
nancumsum
nanmean
nanmedian
nanmin
nanstdev
nansum
iqr
moment
variancef
cmoment
geomean
sample
samplef
correl
wcenter
center
ftest
ftuneq
harmean
meanf
mvcorrel
mvvacov
nand2mean
nanmeanf
nfreq
regress
strange
thrownan
trimmean
variance
