# [R] Calculating mean, median, minimum, and maximum

John Kane jrkrideau at inbox.com
Fri Dec 19 17:48:44 CET 2014

```Hi,
It looks like you are replying to some phantom. Is your correspondent actully on R-help?

John Kane

> -----Original Message-----
> From: mtrang at buffalo.edu
> Sent: Fri, 19 Dec 2014 08:08:29 -0800 (PST)
> To: r-help at r-project.org
> Subject: Re: [R] Calculating mean, median, minimum, and maximum
>
> You can use the apply function which "applies" a function of your choice,
> and
> MARGIN = 2 means you want to do it columnwise:
>
>> apply(X = df, MARGIN=2, FUN = mean, na.rm = TRUE)
>  Latitude Longitude   January  February     March     April       May
> June
>   26.9380 -109.8125  159.8454  156.4489  153.6911  150.1719  148.0885
> 149.2365
>> apply(X = df, MARGIN=2, FUN = min, na.rm = TRUE)
>  Latitude Longitude   January  February     March     April       May
> June
>    26.938  -110.688   121.204   118.713   117.293   114.398   112.357
> 113.910
>> apply(X = df, MARGIN=2, FUN = max, na.rm = TRUE)
>  Latitude Longitude   January  February     March     April       May
> June
>    26.938  -108.938   252.890   248.991   244.870   241.194   239.615
> 239.888
>> apply(X = df, MARGIN=2, FUN = median, na.rm = TRUE)
>  Latitude Longitude   January  February     March     April       May
> June
>   26.9380 -109.8120  134.5990  130.7960  127.4495  123.2100  120.8375
> 122.3835
>
>
>
> --
> View this message in context:
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> Sent from the R help mailing list archive at Nabble.com.
>
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