Texas Instruments TI-83 Manual Book page 386

Function or Instruction/
Arguments
Time
TInterval [listname
freqlist , confidence level]
(Data list input)
v
TInterval , Sx , n
[
, confidence level]
(Summary stats input)
tpdf( x , df )
Trace
m 0[
listname
T-Test ,
freqlist , alternative
drawflag]
(Data list input)
m 0
v
T-Test , , Sx , n
[ , alternative , drawflag]
(Summary stats input)
A-30 Tables and Reference Information
Result
Sets sequence graphs to plot
with respect to time.
, Computes a t confidence
interval.
Computes a t confidence
interval.
Computes the probability
density function (pdf) for the
Student-t distribution at a
specified x value with specified
degrees of freedom df.
Displays the graph and enters
TRACE
Performs a t test with
,
, frequency freqlist.
alternative=
alternative=
alternative=
draws results; drawflag=
calculates results.
Performs a t test with
frequency freqlist.
alternative=
alternative=
alternative=
draws results; drawflag=
calculates results.
mode.
L1 is < ;
0 is ƒ ;
1 is > . drawflag=
0
L1
is < ;
is ƒ ;
0
1 is >. drawflag=
0
Key or Keys/
Menu or Screen/Item
† y [
FORMAT
Time
† ...
TESTS
8:TInterval
† ...
TESTS
8:TInterval
y [
]
DISTR
DISTR
4:tpdf(
r
† ...
TESTS
2:T-Test
1
† ...
TESTS
2:T-Test
1
]
6-8
13-17
13-17
13-30
3-18
13-11
13-11