data scores; infile datalines delimiter=','; input test1 test2 test3; datalines; 91,87,95 97,,92 ,1,1 ;
With the FLOWOVER option in effect, the data set SCORES contains two, not three, observations.
输出结果为什么只有两行啊。。。为什么是第三行只有一个1,剩下两个是missing value呢?
谢谢大家!!!!