Casio FC-100V, FC-200V Guida Utente Scaricare il pdf (Pagina 128)

I-126

A =

n

Σy

– B

.

Σx

–1

B =

Sxx

Sxy

r

=

Sxx = Σ(x

–1

)

2

–

Syy = Σy

2

–

Sxy = Σ(x

–1

)y –

Sxx

.

Syy

Sxy

n

(Σx

–1

)

2

n

Σx

–1

.

Σy

m =

y – A

B

n = A +

x

B

n

(Σy)

2

Regressione inversa (1/X)

A = exp

(

)

n

Σ

ln

y – B

.

Σ

ln

x

B =

n

.

Σ

(

ln

x

)

2

–

(

Σ

ln

x

)

2

n

.

Σ

ln

x

ln

y

– Σ

ln

x

.

Σ

ln

y

r

=

{

n

.

Σ

(

ln

x

)

2

–

(

Σ

ln

x

)

2

}{

n

.

Σ

(

ln

y

)

2

–

(

Σ

ln

y

)

2

}

n

.

Σ

ln

x

ln

y

– Σ

ln

x

.

Σ

ln

y

m

=

e

B

ln y – ln A

n = Ax

B

Regressione potenza (A•X^B)

1 2 ... 123 124 125 126 127 128 129 130 131 132 133 ... 148 149

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