#h -FS mean stddev pct_rsd conf_range conf_low conf_high conf_pct sum sum_squared min max n median q1 q2 q3
51  0  0  0  51  51  0.95  51  2601  51  51  1  51  51  51  51
#  | dbstats -m -q 4 midterm
#		0.95 confidence intervals assume normal distribution and small n.