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如何获得中位数是SAS?如何获得中位数是SAS?
我写了一个脚本,但它不pront我平均
这里是我的脚本:
FILENAME book1 URL "http://www.math.tau.ac.il/~liadshek/Books.txt";
DATA book;
INFILE book1 firstobs=2;
INPUT year numberBooks words copies annual author$;
RUN;
PROC MEANS median;
VAR year numberBooks words copies annual;
OUTPUT out = MeanForData;
RUN;