Task

Generate a collection filled with   1000   normally distributed random (or pseudo-random) numbers
with a mean of   1.0   and a   standard deviation   of   0.5



Many libraries only generate uniformly distributed random numbers. If so, you may use one of these algorithms.



Related task

   Standard deviation


var arr = 1000.of { 1 + (0.5 * sqrt(-2 * 1.rand.log) * cos(Num.tau * 1.rand)) }
arr.each { .say }