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variance()
MATH/Statistics menu
list
variance(
Returns the variance of
Each
consecutive occurrences of the corresponding
element in
Note:
matrix1
variance(
Returns a row vector containing the variance of
each column in
Each
consecutive occurrences of the corresponding
element in
Note:
when()
CATALOG
condition
when(
unknownResult
[,
Returns
depending on whether
unknown. Returns the input if there are too few
arguments to specify the appropriate result.
Omit both
an expression defined only in the region where
condition
Use an
that graphs only on an interval.
Omit only the
expression.
Nest
when()
more than two pieces.
892
) ⇒ ⇒ ⇒ ⇒
[
]
, freqlist
expression
.
list
element counts the number of
freqlist
.
list
must contain at least two elements.
list
⇒
[
]
, freqmatrix
)
.
matrix1
element counts the number of
freqmatrix
.
matrix1
must contain at least two rows.
matrix1
trueResult
falseResult
,
[,
⇒ ⇒ ⇒ ⇒
expression
])
,
, or
trueResult
falseResult
condition
falseResult
and
unknownResult
is true.
to define an expression
falseResult
undef
unknownResult
to define expressions that have
matrix
]
,
unknownResult
is true, false, or
to make
to define a two-piece
Appendix A: Functions and Instructions
variance({a,b,c}) ¸
a ñ - a ø (b+c)+b ñ - b ø c+c ñ
variance({1,2,5, ë 6,3, ë 2}) ¸
variance({1,3,5},{4,6,2}) ¸
variance([1,2,5; ë 3,0,1;
.5,.7,3]) ¸
variance([ L 1.1,2.2;3.4,5.1;
L 2.3,4.3],[6,3;2,4;5,1]) ¸
when(x<0,x+3)|x=5 ¸
ClrGraph ¸
Graph when(x ‚ë p and x<0,x+3,undef)
¸
Graph when(x<0,x+3,5 ì x^2) ¸
¥ "
ClrGraph ¸
Graph when(x<0,when(x< ë p ,
4 ù sin(x),2x+3),5 ì x^2) ¸
3
31/2
68/33
[4.75 1.03 4]
[3.91731,2.08411]
when(x<0,3+x)
Done
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