A-24 Tables and Reference Information
8399APXA.DOC TI-83 international English Bob Fedorisko Revised: 02/19/01 1:25 PM Printed: 02/19/01 1:40 PM
Page 24 of 58
Function or Instruction/
Arguments Result Key or Keys/
Menu or Screen/Item
2.SampÜTest [listname1,
listname2,freqlist1,
freqlist2,alternative,
drawflag]
(Data list input)
Performs a two-sample Û test.
alternative=L1 is <;
alternative=0 is ƒ;
alternative=1 is >. drawflag=1
draws results; drawflag=0
calculates results.
† …
TESTS
D:2.SampÛTest
13-23
2.SampÜTest Sx1,n1,
Sx2,n2[,alternative,
drawflag]
(Summary stats input)
Performs a two-sample Û test.
alternative=L1 is <;
alternative=0 is ƒ;
alternative=1 is >. drawflag=1
draws results; drawflag=0
calculates results.
† …
TESTS
D:2.SampÛTest
13-23
2.SampTInt [listname1,
listname2,
freqlist1,freqlist2,
confidence level,pooled]
(Data list input)
Computes a two-sample t
confidence interval. pooled=1
pools variances; pooled=0 does
not pool variances.
† …
TESTS
0:2.SampTInt
13-19
2.SampTInt
v
1,Sx1,n1,
v
2,Sx2,n2
[,confidence level,pooled]
(Summary stats input)
Computes a two-sample t
confidence interval. pooled=1
pools variances; pooled=0 does
not pool variances.
† …
TESTS
0:2.SampTInt13-19
2.SampTTest [listname1,
listname2,freqlist1,
freqlist2,alternative,
pooled,drawflag]
(Data list input)
Computes a two-sample t test.
alternative=L1 is <;
alternative=0 is ƒ;
alternative=1 is >. pooled=1
pools variances; pooled=0 does
not pool variances. drawflag=1
draws results; drawflag=0
calculates results.
† …
TESTS
4:2.SampTTest
13-13