Introduction to Stata 8
Introduction to Stata 8
Introduction to Stata 8
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DAEKE Reaping 'ata<br />
collapse gRh collapse<br />
\o( Iant <strong>to</strong> )reate an aggregate' 'ata t>e )>ara)teri in'i.i'(a1: ?(t<br />
o5 gro(p< o5 in'i.i'(a1ara)teriFe p>8