Re: eliminate values while caculating Mean[data]
- To: mathgroup at smc.vnet.net
- Subject: [mg91958] Re: eliminate values while caculating Mean[data]
- From: Bill Rowe <readnews at sbcglobal.net>
- Date: Mon, 15 Sep 2008 03:40:11 -0400 (EDT)
On 9/13/08 at 5:57 AM, karami at geo.uu.nl (Pasha Karami) wrote:
>An easy question: I would like to make an average of a data file.I
>know that we can use Mean function for this.
>However, I want to eliminate some values from my data.For example
>if I have
>data={1,2,3,4,5,0,0,0} Mean[data] would be 15/8
>I do not want the "zero" values in my Mean function (i.e.I want the
>mean value to be 3 in the above example) How can I do this?
Use DeleteCases to omit the unwanted values, i.e.,
In[2]:= Mean@DeleteCases[data, 0]
Out[2]= 3