Texas Instruments TI-84 Plus Manual Book page 147

Function or
Instruction/Arguments
var
4
Equ String(Y=
string
expr( )
Xlistname
[
ExpReg
Ylistname freqlist
,
ExprOff
ExprOn
Ü
lowerbound
cdf(
upperbound
,
numerator df
,
denominator df
)
value matrixname
Fill( ,
value listname
Fill( ,
#
Fix
Float
Appendix A: Functions and Instructions
Result
n
Converts the contents of a
,Str )
var
Y=
stores it in
Converts
expression and executes
it.
Fits an exponential
,
regequ
regression model to
]
,
Xlistname
with frequency
and stores the regression
equation to
Turns off the expression
display during
Turns on the expression
display during
Computes the Û
,
distribution probability
between
upperbound
specified
(degrees of freedom) and
denominator df
Stores
)
element in
Stores
)
element in
Sets fixed-decimal mode
for # of decimal places.
Sets floating decimal
mode.
to a string and
n
.
Str
string
to an
Ylistname
and
freqlist
,
regequ
.
.
TRACE
.
TRACE
lowerbound
and
for the
numerator df
.
value
to each
matrixname
.
value
to each
listname
.
Key or Keys/Menu
or Screen/Item
y N
4
Equ String(
y N
expr(
...
CALC
0:ExpReg
† y .
ExprOff
† y .
ExprOn
y =
DISTR
Ü
0: cdf(
y >
MATH
4:Fill(
y 9
OPS
4:Fill(
† z
0123456789
(select one)
† z
Float
139