pete · March 11, 2009 04:53
diff --git a/gistfile1.rb b/gistfile1.rb
 mean = scores.inject(&:+) / scores.size
 ssq = scores.inject(0) { |a,i| a + (i - mean) ** 2 }
 min = scores[0] - Math.sqrt(ssq/scores.size) * 2
 scores.delete_if { |score| score < min }
	mean = scores.inject(&:+) / scores.size
	ssq = scores.inject(0) { \|a,i\| a + (i - mean) ** 2 }
	min = scores[0] - Math.sqrt(ssq/scores.size) * 2
	scores.delete_if { \|score\| score < min }