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Day 15: PROC MEANS — SAS vs R

Match PROC MEANS stats in R: N, NMISS, quartiles, CLM and totals

Practice PROC MEANS and its R equivalents on ABC-101 ADSL and ADVS: default stats, N vs NMISS, na.rm traps, quantile type 2 vs QNTLDEF=5, STDERR and CLM, CLASS vs BY, OUTPUT OUT= with AUTONAME, _TYPE_, NWAY, MAXDEC rounding and PROC UNIVARIATE.