數學問題統計學(九) - 工作
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By Odelette
at 2014-07-14T00:00
at 2014-07-14T00:00
Table of Contents
某連鎖咖啡店人事部針對員工調查工作滿意度,得到以下迴歸結果:y^=14.4-8.69x1+13.5x2(^是在y的上面可是我打不上去)其中x1為年資(單位:年)x2為每小時工資(單位:元)y為工作滿意度分數(分數越高表示對工作越滿意)(a)請解釋迴歸線估計係數的意義(b)請寫出當年資為4年每小時工資為100元時的工作滿意分數
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By Yuri
at 2014-07-17T15:52
at 2014-07-17T15:52
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