charPoly()
Catalog >
charPoly(
squareMatrix,Var
)
⇒
polynomial expression
charPoly(
squareMatrix,Expr
)
⇒
polynomial expression
charPoly(
squareMatrix1,Matrix2
)
⇒
polynomial expression
Returns the characteristic polynomial of
squareMatrix
. The characteristic
polynomial of
n
×
n
matrix
A
, denoted by
pA
(
λ
), is the polynomial defined by
pA
(
λ
) = det(
λ•
I
−
A
)
where
I
denotes the
n
×
n
identity matrix.
squareMatrix1
and
squareMatrix2
must
have the equal dimensions.
χ
2
2way
Catalog >
χ
2
2way
obsMatrix
chi22way
obsMatrix
Computes a
χ
2
test for association on the
two-way table of counts in the observed
matrix
obsMatrix
. A summary of results is
stored in the
stat.results
variable. (page
For information on the effect of empty
elements in a matrix, see “Empty (Void)
Elements,” page 232.
Output variable
Description
stat.
χ
2
Chi square stat: sum (observed - expected)
2
/expected
stat.PVal
Smallest level of significance at which the null hypothesis can be rejected
stat.df
Degrees of freedom for the chi square statistics
stat.ExpMat
Matrix of expected elemental count table, assuming null hypothesis
stat.CompMat
Matrix of elemental chi square statistic contributions
Alphabetical Listing
27
Содержание TI-Nspire CAS
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