<p>临考时候的补充材料<br/><u><font color="#800080">有一题</font></u></p><p>DATA BB;<br/>DO i=1 to 3;<br/>SET AA; /* Yes, SET is within the loop */<br/>var3=var1+var2; /* var1 and var2 are the two variables in AA */<br/>END;<br/>RUN;</p><p>答案应该是1个obs,4个变量,因为还有一个i</p>
<p>临考时候的补充材料<br/><u><font color="#800080">有一题</font></u></p><p>DATA BB;<br/>DO i=1 to 3;<br/>SET AA; /* Yes, SET is within the loop */<br/>var3=var1+var2; /* var1 and var2 are the two variables in AA */<br/>END;<br/>RUN;</p><p>答案应该是1个obs,4个变量,因为还有一个i</p>
<p>临考时候的补充材料<br/><u><font color="#800080">有一题</font></u></p><p>DATA BB;<br/>DO i=1 to 3;<br/>SET AA; /* Yes, SET is within the loop */<br/>var3=var1+var2; /* var1 and var2 are the two variables in AA */<br/>END;<br/>RUN;</p><p>答案应该是1个obs,4个变量,因为还有一个i</p>
<div class="quote"><b>以下是引用<i>达人小华</i>在2008-12-18 7:16:00的发言:</b><br/>上面的PDF都没有下下来,请楼主传到我的邮箱:wwwhxh20061211@126.com</div><p>可以采用Very CD 电驴下载,还是蛮快的哈~</p>