In western countries opinion polls do in fact serve as a very important means of testing public opinion, very much like an election. In fact the "yes / no" style of questionnaire is similar to voting. The question is how should this procedure be carried out.
在西方國家，民意測驗實際上是探討民意很重要的一個管道，它幾乎和選舉一樣，在紙上勾 Yes、No 的方式，實際上就等於投票，問題在它如何做，做得怎麼樣？