SAS Base 試題

shiyiming

請問..
1.請問論壇中被張貼的50題SAS BASE試題,和SAS Institute 所出的practice exam 有何不同?
2.有網站販售試題軟體,約人民幣640元,請問建議購買嗎?有聽說有人買過嗎?

我知道sas base沒有那麼困難,但把整本sas的書都讀完後,做題目還是常常栽在陷阱裡..真不知如何是好! Thanks

shiyiming

same question

shiyiming

same thing, the offical one only has questions, our one has questions and answers, also explain why. do not spend money buying the free document.