Appendix A: Tables and Reference Information 137
rowSwap(matrix,rowA,
rowB)
Returns a matrix with
rowA of matrix swapped
with rowB.
y >
MATH
C:rowSwap(
rref(matrix)Returns the reduced row-
echelon form of a matrix.
y >
MATH
B:rref(
R4Pr(x,y)Returns R, given
rectangular coordinates x
and y or a list of
rectangular coordinates.
y ;
ANGLE
5:R4Pr(
R4Pq(x,y)Returns q, given
rectangular coordinates x
and y or a list of
rectangular coordinates.
y ;
ANGLE
6:R4Pq(
2-SampÜTest [listname1,
listname2,freqlist1,
freqlist2,alternative,
drawflag]
(Data list input)
Performs a two-sample
Ûtest. alternative=L1 is <;
alternative=0 is ƒ;
alternative=1 is >.
drawflag=1 draws results;
drawflag=0 calculates
results.
† …
TESTS
D:2-SampÜTest
2-SampÜTest Sx1,n1,
Sx2,n2[,alternative,
drawflag]
(Summary stats input)
Performs a two-sample
Ûtest. alternative=L1 is <;
alternative=0 is ƒ;
alternative=1 is >.
drawflag=1 draws results;
drawflag=0 calculates
results.
† …
TESTS
D:2-SampÜTest
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
2-SampTInt v1,Sx1,n1,
v2,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-SampTInt
Function or Instruction/
Arguments
Result
Key or Keys/Menu
or Screen/Item