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

[mtrang]

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 



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