Re: MeanTest Function not Working
- To: mathgroup at smc.vnet.net
- Subject: [mg68373] Re: MeanTest Function not Working
- From: Jean-Marc Gulliet <jeanmarc.gulliet at gmail.com>
- Date: Thu, 3 Aug 2006 06:06:31 -0400 (EDT)
- Organization: The Open University, Milton Keynes, UK
- References: <eaprit$s2r$1@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
Gregory Lypny wrote: > Hello everyone, > > I've loaded the HypothesisTests package. The MeanDifferenceTest > function works fine, but not the MeanTest. Mathematica doesn't seem > to recognize it, and simply returns the name of the function and the > data series as MeanTest[{... numbers ...}]. Is the MeanTest an > obsolete function or am I doing something wrong? > > Regards, > > Gregory > Hi Gregory, At least in Mathematica version 5.2, the built-in function MeanTest requires TWO parameters, that is the data and the mean. Your "example" exhibits only a list of numbers. From the online help "MeanTest[list, mu0, options] returns a probability estimate (p-value) and other hypothesis test information for the relationship between the hypothesized population mean mu0 and Mean[list]." Regards, Jean-Marc