[R] Finding the mean.

[jim holtman]

if (nonzero) mean(x[x>0]) else mean(x)

On Sat, Mar 10, 2012 at 2:47 PM,  <elliot.welch at virgin.net> wrote:
> Using functions how would I go about do this question?
>
> (I already have a mean defined for a function of x.)
>
> Write a function called MyMean2. This function has two arguments, x and nonzero, where nonzero has the default value TRUE. This function should return the
>
> (Previous defined mean of x) if nonzero=FALSE
>
> (Previous defined mean of x) for all x's>0 if nonzero=TRUE
>
> Much appreciated.
>
> elliot.welch at virgin.net
> Sent from my BlackBerry® smartphone
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-- 
Jim Holtman
Data Munger Guru

What is the problem that you are trying to solve?
Tell me what you want to do, not how you want to do it.