286
µ
1
G
µ
2
.............. direction of test
t
......................
t
-value
p
..................... p-value
df
.................... degrees of freedom
o
1
.................... sample 1 mean
o
2
.................... sample 2 mean
x
1
%
n
-1
............... sample 1 standard deviation
x
2
%
n
-1
............... sample 2 standard deviation
n
1
.................... sample 1 size
n
2
.................... sample 2 size
Perform the following key operation to display a graph.
J
ccccccc
6
(DRAW)
The following item is also shown when Pooled = On.
x
p
%
n
-1
............... pooled sample standard deviation
u
u
u
u
u
LinearReg
t
Test
LinearReg
t
Test
treats paired-variable data sets as (
x
,
y
) pairs and plots all data
on a graph. Next, a straight line (
y
=
a
+
bx
) is drawn through the area where the
greatest number of plots are located and the degree to which a relationship exists
is calculated.
b
=
&
(
x
–
o
)(
y
–
p
)
i
=1
n
&
(
x
–
o
)
2
i
=1
n
a
=
p
–
b
o
t
=
r
n
– 2
1 –
r
2
a
: intercept
b
: slope of the line
Perform the following key operation from the statistical data list.
3
(TEST)
2
(
t
)
3
(REG)
18 - 6
Tests
Summary of Contents for CFX-9970G
Page 22: ... CFX 9970G ...
Page 452: ...435 1 2 3 4 5 Program for Circle and Tangents No 4 Step Key Operation Display ...
Page 453: ...436 Program for Circle and Tangents No 4 Step Key Operation Display 6 7 8 9 10 ...
Page 454: ...437 11 12 13 14 15 Program for Circle and Tangents No 4 Step Key Operation Display ...
Page 455: ...438 16 17 18 Program for Circle and Tangents No 4 Step Key Operation Display ...
Page 458: ...441 1 2 3 4 5 Program for Rotating a Figure No 5 Step Key Operation Display ...