Texas Instruments TINSPIRE Reference Guide - Page 85

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Output variable stat.RegEqn stat.a, stat.b, stat.c, stat.d, stat.e stat.R2 stat.Resid stat.XReg stat.YReg stat.FreqReg Description Regression equation: a·x4+b·x3+c· x2+d·x+e Regression coefficients Coefficient of determination Residuals from the regression List of data points in the modified X List actually used in the regression based on restrictions of Freq, Category List, and Include Categories List of data points in the modified Y List actually used in the regression based on restrictions of Freq, Category List, and Include Categories List of frequencies corresponding to stat.XReg and stat.YReg R R4Pq( ) R4Pq (xValue, yValue) ⇒ value R4Pq (xList, yList) ⇒ list R4Pq (xMatrix, yMatrix) ⇒ matrix Returns the equivalent q-coordinate of the (x,y) pair arguments. Note: The result is returned as a degree, gradian or radian angle, according to the current angle mode setting. Note: You can insert this function from the computer keyboard by typing R@>Ptheta(...). In Degree angle mode: In Gradian angle mode: In Radian angle mode: Catalog > R4Pr( ) R4Pr (xValue, yValue) ⇒ value R4Pr (xList, yList) ⇒ list R4Pr (xMatrix, yMatrix) ⇒ matrix Returns the equivalent r-coordinate of the (x,y) pair arguments. Note: You can insert this function from the computer keyboard by typing R@>Pr(...). In Radian angle mode: Catalog > TI-Nspire™ Reference Guide 79

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TI-Nspire™ Reference Guide
79
R
Output variable
Description
stat.RegEqn
Regression equation: a
·
x
4
+b
·
x
3
+c
·
x
2
+d
·
x+e
stat.a, stat.b, stat.c,
stat.d, stat.e
Regression coefficients
stat.R
2
Coefficient of determination
stat.Resid
Residuals from the regression
stat.XReg
List of data points in the modified
X List
actually used in the regression based on restrictions of
Freq
,
Category List
, and
Include Categories
stat.YReg
List of data points in the modified
Y List
actually used in the regression based on restrictions of
Freq
,
Category List
, and
Include Categories
stat.FreqReg
List of frequencies corresponding to
stat.XReg
and
stat.YReg
R
4
P
q
()
Catalog >
R
4
P
q
(
xValue
,
yValue
)
⇒
value
R
4
P
q
(
xList
,
yList
)
⇒
list
R
4
P
q
(
xMatrix
,
yMatrix
)
⇒
matrix
Returns the equivalent
q
-coordinate of the
(
x,y
) pair arguments.
Note:
The result is returned as a degree, gradian or radian angle,
according to the current angle mode setting.
Note:
You can insert this function from the computer keyboard by
typing
R@>Ptheta(
...
)
.
In Degree angle mode:
In Gradian angle mode:
In Radian angle mode:
R
4
Pr()
Catalog >
R
4
Pr (
xValue
,
yValue
)
⇒
value
R
4
Pr (
xList
,
yList
)
⇒
list
R
4
Pr (
xMatrix
,
yMatrix
)
⇒
matrix
Returns the equivalent r-coordinate of the (
x,y
) pair arguments.
Note:
You can insert this function from the computer keyboard by
typing
R@>Pr(
...
)
.
In Radian angle mode: