Casio FC-200V User Manual download pdf (Page 128)

E-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

Inverse Regression (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

Power Regression (A•X^B)

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