Avg
const double a = Avg(ds);
ds->n, Min(ds), Max(ds), Median(ds), Avg(ds), Stddev(ds));
d = Avg(ds) - Avg(rs);
(Avg(ds) * Avg(ds)) / (Avg(rs) * Avg(rs));
printf(" %g%% +/- %g%%\n", d * 100 / Avg(rs), re * 100 / Avg(rs));
AdjPlot(Avg(ds) - Stddev(ds));
AdjPlot(Avg(ds) + Stddev(ds));
av = Avg(ds);