Medmed; Mid - Texas Instruments TI-NSPIRE Reference Manual

MedMed

X Y Freq
MedMed , [, ] [,
Calculates the median-median line. A summary of results is stored in
the stat.results variable. (See page 76.)
All the arguments must have equal dimensions except for Include.
X represents xlist.
Y represents ylist.
Freq represents frequency list.
Category represents category codes.
Include represents category include list.
Output variable
stat.RegEqn
stat.a, stat.b
stat.Resid
stat.XReg
stat.YReg
stat.FreqReg

mid()

sourceString Start
mid( , [,
Returns Count characters from character string sourceString,
beginning with character number Start.
If Count is omitted or is greater than the dimension of sourceString,
returns all characters from sourceString, beginning with character
number Start.
‚
Count must be 0. If Count = 0, returns an empty string.
sourceList Start Count
mid( , [,
Returns Count elements from sourceList, beginning with element
number Start.
If Count is omitted or is greater than the dimension of sourceList,
returns all elements from sourceList, beginning with element number
Start.
Count must be ‚
0. If Count = 0, returns an empty list.
,
sourceStringList Start
mid(
Returns Count strings from the list of strings sourceStringList,
beginning with element number Start.
48
Category Include
, ]]
Description
·
Regression Equation: m x+b.
Regression coefficients: y = m
Residuals of the curves fit = y - (m
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.
⇒
Count string
])
⇒
list
])
⇒
,
Count list
[ ])
·
x+b.
·
x+b).
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