These statistics, the formulas that are used to calculate them, and their data requirements
are discussed in the “Keywords and Formulas” on page 1998 section of this document.
To compute standard error of the mean (STDERR) or Student's t-test, you must use the
default value of the VARDEF= option, which is DF. The VARDEF= option is specified
in the PROC TABULATE statement.
To compute weighted quantiles, you must use QMETHOD=OS in the PROC
TABULATE statement.
Use both LCLM and UCLM ...
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