3 ms·
19 is too close to one end (20) so probably people feel its less random when the range is 1 to 20. Also, 9 is divisible by 3, so maybe it feels less random.
by roundsquare 16y ago
19 is too close to one end (20) so probably people feel its less random when the range is 1 to 20.
Also, 9 is divisible by 3, so maybe it feels less random.