ocelb

they are all stranger to me

wmxzhcr

every one is good;

spss is easy,but have limit;

sas is difficulty but more useful when you do BI;

so

if you have time

you can learn both of them!

they will be all good for you! 

eizeit

C++,sas,matlab.

Amy818

刚开始看看spss吧，毕竟数学什么的刚接触。个人意见啊