Casio FX-350ES Appendix page 16

r
=
n . Σx
{
y – A
m
=
B
n = A + Bx
#047
x
1.0
1.2
1.5
1.6
1.9
1Nc3(STAT)2(OFF)
1.2= 1.5=
1.6= 1.9=
2.1= 2.4=
2.5= 2.7=
n . Σxy – Σx . Σy
Σx
2 2
–
( )
y x
1.0 2.1
1.1 2.4
1.2 2.5
1.3 2.7
1.4 3.0
N2(STAT)
2(A+BX)1=
ce1=
n . Σy
2
–
}{
y
1.5
1.6
1.7
1.8
2.0
3=
–15 –
Σy
2
( )
}
STAT
STAT
STAT