RosettaCodeData/Task/Random-numbers/Raven/random-numbers-2.raven

mirror of https://github.com/acmeism/RosettaCodeData.git
raven rand.rv | awk '{sum+=$1; sumsq+=$1*$1;} END {print "stdev = " sqrt(sumsq/NR - (sum/NR)**2); print "mean = " sum/NR}'
stdev = 0.497773
mean = 1.01497
	`raven rand.rv \| awk '{sum+=$1; sumsq+=$1$1;} END {print "stdev = " sqrt(sumsq/NR - (sum/NR)*2); print "mean = " sum/NR}'`
	`stdev = 0.497773`
	`mean = 1.01497`