65
<Example 5>
When a weight was hung on a spring, the following
relation was obtained for the extension of the spring and
the force applied to the spring. Use linear regression to
find the coefficients
a
and
b
of the relational expression
y
=
a
+
bx
, and the correlation coefficient
r
.
Operation
0.028
0.20
0.073
0.207
...
Spring extension
x
[m] Force
F
[N]
0.028
0.073
0.207
0.118
0.16
0.2
0.39
1
0.6
0.77
0.39
1.00
Display
DATA
DATA
(Close the input table.)
STAT
Summary of Contents for EL-W516T
Page 1: ...SCIENTIFIC CALCULATOR OPERATION GUIDE SCIENTIFIC CALCULATOR OPERATION GUIDE EL W535TG W516T ...
Page 32: ...32 Example Operation Absolute Value Returns an absolute value Display 3 4 ...
Page 35: ...35 20 30 20 17 2 30 17 2 Trigonometric Functions ...
Page 37: ...37 4 8 12 16 Trigonometric Functions ...
Page 48: ...48 3 10 20 3000 x Integration calculation dx x x 100 0 dx ...