[程式] SPSS錯誤碼解釋
[軟體程式類別]:
SPSS12 中文版
[程式問題]:
非線性迴歸
[軟體熟悉度]:
低(1~3個月)
[問題敘述]:
我在利用SPSS12 用非線性迴歸分析數據時
依變數:橫向加速度
模式運算式:
(2.23*L)/(左車道線距離 ** r) - (2.23*L)/(右車道線距離 ** r) - (2.23 * Evl * 縱
向速度) / (車間距 ** r)
參數起始值L:1 r:0.98 Evl:1
開始跑回歸 輸出錯誤訊息
Warning # 523
During the execution of the indicated command, an attempt was made to raise
a non-positive number to a fractional power, e.g. (-3)**2.5. The result
has been set to the system-missing value.
Command line: 11 Current case: 289 Current splitfile group: 1
Warning # 92
The limit of MXWARNS warnings in this data pass has been printed. Further
warnings have been suppressed.
請問一下是什麼意思 使得回歸跑不出來
麻煩懂的版友 好心回答一下 謝謝:)
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