- From: Philip TAYLOR <P.Taylor@Rhul.Ac.Uk>
- Date: Thu, 26 Feb 2009 22:56:54 +0000
- To: Ian Hickson <ian@hixie.ch>
- CC: Steven Faulkner <faulkner.steve@gmail.com>, HTMLWG <public-html@w3.org>, W3C WAI Protocols & Formats <w3c-wai-pf@w3.org>
Ian Hickson wrote: > For example, if one were surveying ice cream, and one survey said that 30% > of ice cream vendors had cones and 50% of ice cream vendors had lemon, and > another survey said that 31% of vendors had cones, and 49% of vendors had > lemon, then it is likely that if the second survey said that 40% of > vendors had apples, that about 40% of the vendors surveyed in the first > survey also had apples. Doesn't that require that both samples be taken from the same homogeneous population ? Philip TAYLOR
Received on Thursday, 26 February 2009 22:57:34 UTC