統計、抽樣、迴歸作答時的相關問題 - 考試

By Yuri
at 2013-12-23T21:23
at 2013-12-23T21:23
Table of Contents
想問一下大家在寫題目的時候
會先定義題目沒寫,但是自己會用到的符號嗎??
例如抽樣我都會先寫
令三層母體大小N1、N2、N3,樣本大小n1,n2,n3...
例如統計我也會先寫
令μ1、μ2分別為母體1、母體2之平均數
例如迴歸我會先寫
令 S_12=... S_11...
即使像是一看就知道意思的符號我還是會忍不住去定義一下
可能是因為以前念數學系一開始只要沒定義符號
老師都會裝作看不懂然後整題劃掉
所以就養成了習慣
但現在重點是我發現我地特這三科就因為這樣都來不及寫完!!!
所以想問一下有沒有人也會這樣定義
也想問問看有經驗的人
如果沒有先定義符號會不會被扣到一點分數??
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