Casio FX-991ES Appendix - Page 25
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STAT 11(STAT)7(Reg) 3(C)= #068 y = 3 → m1 = ? STAT 311(STAT)7(Reg) 4(m1)= y = 3 → m2 = ? STAT 311(STAT)7(Reg) 5(m2)= x = 2 → n = ? STAT 211(STAT)7(Reg) 6(n)= #069 Σy - B.Σlnx A = n n.Σ(lnx)y - Σlnx.Σy B = n.Σ(lnx)2 - (Σlnx)2 r = n.Σ(lnx)y - Σlnx.Σy {n.Σ(lnx)2 - (Σlnx)2}{n.Σy2 - (Σy)2} y - A m=e B n = A + Blnx -24-
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–24–
1
1
(STAT)
7
(Reg)
STAT
3
(C)
=
#068
y
= 3
→
m
1
= ?
3
1
1
(STAT)
7
(Reg)
STAT
4
(
m
1
)
=
y
= 3
→
m
2
= ?
3
1
1
(STAT)
7
(Reg)
STAT
5
(
m
2
)
=
x
= 2
→
n
= ?
2
1
1
(STAT)
7
(Reg)
STAT
6
(
n
)
=
#069
A
=
n
Σ
y
–
B
.
Σ
ln
x
B
=
n
.
Σ
(ln
x
)
2
–
(
Σ
ln
x
)
2
n
.
Σ
(ln
x
)
y
–
Σ
ln
x
.
Σ
y
r
=
{
n
.
Σ
(ln
x
)
2
–
(
Σ
ln
x
)
2
}{
n
.
Σ
y
2
–
(
Σ
y
)
2
}
n
.
Σ
(ln
x
)
y
–
Σ
ln
x
.
Σ
y
n
=
A
+
B
ln
x
m
=
e
y
–
A
B