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EOY
Function:
Argument
Numeric expression
6-5 Statistic Functions
®
Obtains the estimated value of y for
x
a value of given as the argument in the
paired variable statistics of (x
,
y ).
Parameter:
Argument:
Numeric expression giving the value of
x.
Explanation:
1) Obtains the estimated value of y for the value of x according to the linear
regression expression
y
=a+ bx in the paired variable
statistics
of (x , y ).
EOY(x)
=
a
+
bx
2) The
values
of
linear regression constant term
a
and
linear
regression coeffi-
cient b are determined by the statistical data.
3)
Input value x is with the range of
lxl
<
10
100
and
the estimated value of
y
is
with
the
range of
IEOY(x)I
<
10
100
.
4) As a
rule, the argument is enclosed in
parenthesis
but
the
parenthesis
can
be
omitted if
the
argument
is
a
variable
or a
numeric
value
.
159
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