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Texas Instruments TI-84 User Manual

Page 603

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Appendix A: Functions and Instructions

600

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(

randM(rows,columns)

Returns a random matrix of
rows (1-99) × columns
(1-99).

y >

MATH
6:randM(

Function or
Instruction/Arguments

Result

Key or
Keys/Menu or
Screen/Item