– 13 –
B =
n
Σy –
A
.
Σx
m
y – B
A
=
y
σ
n
–1
n
– 1
=
Σ (y – p)
2
A =
n
.
Σx
2
–
(
Σx
)
2
n
.
Σxy – Σx
.
Σy
r
=
{n
.
Σx
2
–
(
Σx
)
2
}{n
.
Σy
2
–
(
Σy
)
2
}
n
.
Σxy – Σx
.
Σy
n = Ax + B
#042
1Nc3(STAT)2(OFF)
N2(STAT)
2(AX+B)1E
STAT
1.2E 1.5E
1.6E 1.9E
2.1E 2.4E
STAT
2.5E 2.7E
3E
xy
1.0 1.0
1.2 1.1
1.5 1.2
1.6 1.3
1.9 1.4
xy
2.1 1.5
2.4 1.6
2.5 1.7
2.7 1.8
3.0 2.0
