[分享]顺利通过SAS BASE，分享备考资料！

<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>

<p>谢谢楼主的分享~</p>

thank you so much.

<p>interesting</p><p></p>

谢谢分享

thanks so much

<p>thanks for sharing!</p>

<p>thanks!</p>