Casio fx-50F PLUS Manual de usuario descargar pdf (Pagina 47)

E-46

Regression Coefﬁ cient and Estimated Value Commands for Quadratic

Regression (VAR Menu)

For details about the formula that is executed by each of these commands, see “Regression

Coefﬁ cient and Estimated Value Calculation Formula Table” (page 47).

(S-VAR)

(VAR)

Obtains constant term a of the regression formula.

(S-VAR)

(VAR)

Obtains coefﬁ cient b of the regression formula.

(S-VAR)

(VAR)

Obtains coefﬁ cient c of the regression formula.

ˆ x

(S-VAR)

(VAR)

Taking the value input immediately before this command as the

-value, uses the formula on

page 47 to determine one estimated value of

ˆ x

(S-VAR)

(VAR)

Taking the value input immediately before this command as the

-value, uses the formula on

page 47 to determine one more estimated value of

ˆ y

(S-VAR)

(VAR)

Taking the value input immediately before this command as the

-value, uses the formula on

page 47 to determine the estimated value of

Minimum and Maximum Value Commands (MINMAX Menu)

minX

(S-VAR)

(MINMAX)

Obtains the minimum value of the sample

-data.

maxX

(S-VAR)

(MINMAX)

Obtains the maximum value of the sample

-data.

minY

(S-VAR)

(MINMAX)

Obtains the minimum value of the sample

-data.

maxY

(S-VAR)

(MINMAX)

Obtains the maximum value of the sample

-data.

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Casio fx-50F PLUS Manual de usuario Pagina 47

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