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Texas Instruments TI-84 User Manual

Page 619

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Appendix A: Functions and Instructions

616

1-Var Stats [Xlistname,
freqlist]

Performs one-variable
analysis on the data in
Xlistname with frequency
freqlist.

CALC
1:1-Var Stats

2-Var Stats [Xlistname,
Ylistname,freqlist]

Performs two-variable
analysis on the data in
Xlistname and Ylistname with
frequency freqlist.

CALC
2:2-Var Stats

variance(list[,freqlist])

Returns the variance of the
elements in list with
frequency freqlist.

y 9

MATH
8:variance(

Vertical x

Draws a vertical line at x.

y <

DRAW
4:Vertical

vwAxes

Sets sequence graphs to
plot v(n) on the x-axis and
w(n) on the y-axis.

y .

vw

Web

Sets sequence graphs to
trace as webs.

y .

Web

:While condition
:commands
:End
:
command

Executes commands while
condition is true.

CTL
5:While

Function or
Instruction/Arguments

Result

Key or
Keys/Menu or
Screen/Item