Displaying 1 result from an estimated 1 matches for "128191".
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12811
2005 Dec 08
2
'mean' and 'sd' calculations do not match
...107462 362.77778
355 83010 108990 NA
356 82810 109010 NA
357 69135 112992 NA
358 55490 120140 142.25000
359 56580 120600 NA
360 56582 120607 NA
361 58050 125350 NA
362 58059 125360 NA
363 60360 128191 NA
364 65448 128293 252.50000
365 65472.5 128308.1 NA
366 61412 131141 NA
Computing the standard deviation:
aggregate(chemicS$EC, by = list(east=chemicS$EST, north=chemicS$NORD),
FUN = sd, na.rm = TRUE)
Count east north Stdev.
350 89885 103160...