User Manual

Appendix A: Functions and Instructions 370
P4Ry(r,q) Returns Y, given polar coordinates r and q or a list of polar
coordinates.
y ;
ANGLE
8:P
4Ry(
QuadReg [Xlistname,
Ylistname,freqlist,
regequ]
Fits a quadratic regression model to Xlistname and
Ylistname with frequency freqlist, and stores the regression
equation to regequ.
…
CALC
5:QuadReg
QuartReg [Xlistname,
Ylistname,freqlist,
regequ]
Fits a quartic regression model to Xlistname and Ylistname
with frequency freqlist, and stores the regression equation
to regequ.
…
CALC
7:QuartReg
Radian Sets radian angle mode.
† z
Radian
rand[(numtrials)] Returns a random number between 0 and 1 for a specified
number of trials numtrials.

PRB
1:rand
randBin(numtrials,prob
[,numsimulations])
Generates and displays a random real number from a
specified Binomial distribution.

PRB
7:randBin(
randInt( lower,upper
[,numtrials])
Generates and displays a random integer within a range
specified by lower and upper integer bounds for a specified
number of trials numtrials.

PRB
5:randInt(
randIntNoRep(lowerint,
upperint)
Returns a random ordered list of integers from a lower
integer to an upper integer which may include the lower
integer and upper integer.

PRB
8:randIntNoRep(
randM(rows,columns) Returns a random matrix of rows (1-99) × columns (1-99).
y >
MATH
6:randM(
randNorm(
m,s
[,numtrials])
Generates and displays a random real number from a
specified Normal distribution specified by m and s for a
specified number of trials numtrials.

PRB
6:randNorm(
re^
qi Sets the mode to polar complex number mode (re^qi). † z
re^qi
Real Sets mode to display complex results only when you enter
complex numbers.
† z
Real
real(value) Returns the real part of a complex number or list of
complex numbers.

CPX
2:real(
RecallGDB n Restores all settings stored in the graph database variable
GDBn.
y <
STO
4:RecallGDB
RecallPic n Displays the graph and adds the picture stored in Picn.
y <
STO
2:RecallPic
F
unction or
Instruction/Arguments Result
Key or
Keys/Menu or
Screen/Item