Re: Puzzled by the "Variance"
- To: mathgroup at smc.vnet.net
- Subject: [mg86540] Re: Puzzled by the "Variance"
- From: Kristian Schmidt <kristian at kreutz.us>
- Date: Thu, 13 Mar 2008 04:33:49 -0500 (EST)
See the bottom definition on the link you gave. It appears mathematica uses the unbiased variance, which divides with (N-1) instead of just N.