Displaying 1 result from an estimated 1 matches for "hasfc9".
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hasfc4
2010 Jan 18
2
column selection for aggregate()
..."SPECSHOR" "BONE" "TO_POS" "MEASUREM" "FACETTE" "SHEARFAC"
[7] "ENA_BA" "SEL_FACET" "SEL_MEAS" "Asfc" "Smc" "epLsar"
[13] "HAsfc4" "HAsfc9" "HAsfc16" "HAsfc25" "HAsfc36" "HAsfc49"
[19] "HAsfc64" "HAsfc81" "HAsfc100" "HAsfc121" "Tfv" "Ftfv"
I want to aggregate that way:
ssfamean <- aggregate(ssfa[c("As...