Texas Instruments TI-84 Plus Manual Book page 173

Function or
Instruction/Arguments
Time
seconds
timeCnv(
listname
[
TInterval
freqlist confidence level
,
(Data list input)
Sx n
v
TInterval , ,
confidence level
[
,
(Summary stats input)
x df
tpdf( , )
Trace
0 listname
m
[
T-Test ,
freqlist alternative
,
drawflag
]
(Data list input)
0 Sx n
m v
T-Test , , ,
alternative drawflag
[
, ,
(Summary stats input)
Appendix A: Functions and Instructions
Result
Sets sequence graphs to
plot with respect to time.
Converts seconds to units
)
of time that can be more
easily understood for
evaluation. The list is in
{days,hours,minutes,seconds}
format.
Computes a
,
interval.
]
Computes a
interval.
]
Computes the probability
density function (pdf) for
the Student-
at a specified
specified degrees of
freedom
Displays the graph and
enters
Performs a
,
frequency
,
alternative
alternative
alternative
drawflag
drawflag
results.
Performs a
] frequency
alternative
alternative
alternative
drawflag
drawflag
results.
t
confidence
t
confidence
t
distribution
x
value with
df
.
mode.
TRACE
t
test with
freqlist
.
=L is ;
1 <
is ƒ;
=
0
= is .
1 >
= draws results;
1
= calculates
0
t
test with
freqlist
.
=L is < ;
1
is ă;
=
0
= is >.
1
= draws results;
1
= calculates
0
Key or Keys/Menu
or Screen/Item
† y .
Time
y N
timeCnv
† ...
TESTS
8:TInterval
† ...
TESTS
8:TInterval
y =
DISTR
5:tpdf(
r
† ...
TESTS
2:T-Test
† ...
TESTS
2:T-Test
165