manual

35
Schlüsseloperation Funktion
[SHIFT] [S-SUM] [1] ∑x
2
[SHIFT] [S-SUM] [2] ∑x
[SHIFT] [S-SUM] [3] n
[SHIFT] [S-SUM] [u] [1] ∑y
2
[SHIFT] [S-SUM] [u [2] ∑y
[SHIFT] [S-SUM] [u] [3] ∑xy
[SHIFT] [S-SUM] [u] [u] [1] ∑x
3
[SHIFT] [S-SUM] [u] [u] [2] ∑x
2
y
[SHIFT] [S-SUM] [u] [u] [3] ∑x
4
[SHIFT] [S-VAR] [1]
[SHIFT] [S-VAR] [2] x σ n
[SHIFT] [S-VAR] [3] x σ n-1
[SHIFT] [S-VAR] [u] [1]
[SHIFT] [S-VAR] [u] [2] y σ n
[SHIFT] [S-VAR] [u] [3] y
σ n-1
[SHIFT] [S-VAR] [u] [u] [1] Regressionskoeffi zient A
[SHIFT] [S-VAR] [u] [u] [2] Regressionskoeffi zient B
[SHIFT] [S-VAR] [u] [u] [3] Korrelationskoeffi zient r
[SHIFT] [S-VAR] [u] [u] [u] [1]
[SHIFT] [S-VAR] [u] [u] [u] [2]
9.2.1 Lineare Regression
Berechnungen der linearen Regression werden mit Hilfe der folgenden Formel
durchgeführt: y = A + Bx
Beispiel erforderliche Eingaben: Anzeige im
Display:
Temperatur und Länge
einer Stange aus Stahl
Temp Länge
10°C 1003 mm
15°C 1005 mm
20°C 1010 mm
25°C 1011 mm
30°C 1014 mm
[MODE] [3] [1]
(„Lin“ Regression)
[SHIFT][MODE CLR] [1] [=]
(Speicher gelöscht)
10 [,] 1003[DT]
15 [,] 1005[DT]
20 [,] 1010[DT]
25 [,] 1011[DT]
30 [,] 1014[DT]
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