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7-2-6 共線性診斷 (reg22.sav)

[ 例 7.2b] 下列為水稻某品種第一期作豐歉試驗 12 年之試驗結果記錄 年度 一株穗數 日平均氣溫 日照時數 公頃產量 ( 公斤 ) x1 x2 x3 y ------------------------------------------------- 1 17.9 25.8 5.5 6104 2 16.1 24.3 4.9 5331

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7-2-6 共線性診斷 (reg22.sav)

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  1. [例7.2b] 下列為水稻某品種第一期作豐歉試驗12年之試驗結果記錄 年度 一株穗數 日平均氣溫 日照時數 公頃產量(公斤) x1 x2 x3 y ------------------------------------------------- 1 17.9 25.8 5.5 6104 2 16.1 24.3 4.9 5331 3 15.7 23.5 5.2 5566 4 19.3 26.2 7.8 6644 5 15.9 24.9 5.6 5617 6 15.0 23.8 4.5 5026 7 18.5 25.8 7.5 6293 8 15.7 24.2 5.6 5478 9 19.6 26.5 6.6 6583 10 20.1 25.4 7.4 6217 11 21.2 26.6 8.2 6894 12 17.0 24.3 5.2 5906 下頁 7-2-6 共線性診斷(reg22.sav)

  2. 7-2-6 共線性診斷(reg22.sav) Analyze->Regression->linear dependent:y Independent:x1/x2/x3 Statistics:  Estimates  Confidence interval  Model fit  Descriptives  Collinearity diagonesis -> ( continue) OK

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