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10 P1003 S
Ogni volta che si preme S per registrare la vostra
introduzione, il numero di dati immessi fino a quel
punto viene indicato sul display (valore n).
15 P 1005 S
20 P1010 S 25 P 1011 S
30 P 1014 S
Coefficiente di regressione A =
997,4
A X r r 1 =
Coefficiente di regressione B =
0,56
A X r r 2 =
Coefficiente di correlazione r =
0,982607368
A X r r 3 =
Pressione atmosferica a18°C =
1007,48
18 A X r r r 2 =
Te mperatura a 1000 hPa =
4,642857143
1000 A X r r r 1 =
Coefficiente di determinazione =
0,965517241
A X r r 3 K =
Covarianza del campione =
35
E A U r 3 ,
A U 3 - A X 1 -
A X r 1 F \
E A U 3 , 1 F =
uRegressione logaritmica, esponenziale, di
potenza, e inversa
•Utilizzare le stesse operazioni con i tasti come per la
regressione lineare, per richiamare i risultati per questi
tipi di regressione.
•Il seguito mostra le formule di regressione per ciascun
tipo di regressione.
uRegressione quadratica
La formula di regressione per la regressione quadratica
è:
y = A + Bx + Cx
2
.
Regressione logaritmica y ҃ A ѿ B
ؒ
In x
Regressione esponenziale y ҃ A
ؒ
e
B
·
x
(In y ҃ In A + Bx)
Regressione di potenza y ҃ A
ؒ
x
B
(In y ҃ In A + BIn x)
Regressione inversa y ҃ A ѿ B
ؒ
1
/x
1.
n=
REG
34


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