Texas Instruments TI-84 Plus Manual Book page 166

Function or
Instruction/Arguments
x y
4 q
R P ( , )
Ü
listname1
[
2-Samp Test
listname2 freqlist1
,
freqlist2 alternative
,
drawflag
]
(Data list input)
Ü
Sx1
2-Samp Test
Sx2 n2 alternative
[
, ,
drawflag
]
(Summary stats input)
listname1
[
2-SampTInt
listname2
,
freqlist1 freqlist2
,
confidence level pooled
,
(Data list input)
1
v
2-SampTInt ,
2 Sx2 n2
v
, ,
confidence level
[
,
(Summary stats input)
listname1
[
2-SampTTest
listname2 freqlist1
,
freqlist2 alternative
,
pooled drawflag
]
,
(Data list input)
158
Result
Returns q, given
rectangular coordinates
y
and
rectangular coordinates.
Performs a two-sample
,
Û test.
,
alternative
,
alternative
drawflag
drawflag
results.
n1
Performs a two-sample
, ,
Û test.
,
alternative
alternative
drawflag
drawflag
results.
Computes a two-sample
,
confidence interval.
pooled
,
pooled
]
variances.
Sx1 n1
Computes a two-sample
, ,
confidence interval.
pooled
pooled
]
,
pooled
variances.
Computes a two-sample
,
alternative
test.
,
alternative
,
alternative
pools variances;
does not pool variances.
drawflag
drawflag
results.
or a list of
alternative
=L is
1
is ƒ;
=
0
= is .
1 >
= draws results;
1
= calculates
0
alternative
=L is
1
is ƒ;
=
0
= is .
1 >
= draws results;
1
= calculates
0
= pools variances;
1
= does not pool
0
= pools variances;
1
= does not pool
0
=L is
1 <
is ƒ;
=
0
pooled
= is .
1 >
pooled
= draws results;
1
= calculates
0
Appendix A: Functions and Instructions
Key or Keys/Menu
or Screen/Item
y ;
x
ANGLE
4 q
6:R P (
† ...
TESTS
;
<
Ü
E:2-Samp
† ...
TESTS
;
<
Ü
E:2-Samp
† ...
t
TESTS
0:2-SampTInt
† ...
t
TESTS
0:2-SampTInt
† ...
t
TESTS
;
4:2-SampTTest
=
1
=
0
Test
Test