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Least-Squares Regression Line
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Expression 7: "g" left parenthesis, "x" , right parenthesis equals "m" "x" plus "b"
g
x
=
m
x
+
b
7
Expression 8: "g" left parenthesis, "x" Subscript, 1 , Baseline , right parenthesis equals a list of numbers. 42 items
g
x
1
equals
=
171.9 8 5 9 0 5 2 1 3
1
7
1
.
9
8
5
9
0
5
2
1
3
175.1 4 6 1 3 8 4 7 6
1
7
5
.
1
4
6
1
3
8
4
7
6
171.0 8 5 2 3 8 7 3 3
1
7
1
.
0
8
5
2
3
8
7
3
3
172.7 7 5 9 6 3 5 2 9
1
7
2
.
7
7
5
9
6
3
5
2
9
171.9 8 5 9 0 5 2 1 3
1
7
1
.
9
8
5
9
0
5
2
1
3
179.0 9 6 4 3 0 0 5 6
1
7
9
.
0
9
6
4
3
0
0
5
6
170.4 0 5 7 8 8 5 8 1
1
7
0
.
4
0
5
7
8
8
5
8
1
171.9 8 5 9 0 5 2 1 3
1
7
1
.
9
8
5
9
0
5
2
1
3
173.9 6 1 0 5 1 0 0 3
1
7
3
.
9
6
1
0
5
1
0
0
3
171.1 9 5 8 4 6 8 9 7
1
7
1
.
1
9
5
8
4
6
8
9
7
176.7 2 6 2 5 5 1 0 8
1
7
6
.
7
2
6
2
5
5
1
0
8
172.7 7 5 9 6 3 5 2 9
1
7
2
.
7
7
5
9
6
3
5
2
9
176.7 2 6 2 5 5 1 0 8
1
7
6
.
7
2
6
2
5
5
1
0
8
175.1 4 6 1 3 8 4 7 6
1
7
5
.
1
4
6
1
3
8
4
7
6
172.7 7 5 9 6 3 5 2 9
1
7
2
.
7
7
5
9
6
3
5
2
9
42 element list
8
Expression 9: "m" equals 0.7 9 0 0 5 8 3 1 5 9 1 6
m
equals
=
0.7 9 0 0 5 8 3 1 5 9 1 6
0
.
7
9
0
0
5
8
3
1
5
9
1
6
9
Expression 10: "b" equals 153.0 2 4 5 0 5 6 3 1
b
equals
=
153.0 2 4 5 0 5 6 3 1
1
5
3
.
0
2
4
5
0
5
6
3
1
10
Regression Squares: 1) Turn on actual regression squares by clicking the CIRCLE to the left of this note.
Regression Squares: 1) Turn on actual regression squares by clicking the CIRCLE to the left of this note.
Hide this folder from students.
11
Sum of Areas of Regression Squares: 1) Click the ARROW to view the Sum of Actual Regression Squares.
Sum of Areas of Regression Squares: 1) Click the ARROW to view the Sum of Actual Regression Squares.
Hide this folder from students.
17
19
powered by
powered by
"x"
x
"y"
y
"a" squared
a
2
"a" Superscript, "b" , Baseline
a
b
7
7
8
8
9
9
over
÷
functions
(
(
)
)
less than
<
greater than
>
4
4
5
5
6
6
times
×
| "a" |
|
a
|
,
,
less than or equal to
≤
greater than or equal to
≥
1
1
2
2
3
3
negative
−
A B C
StartRoot, , EndRoot
pi
π
0
0
.
.
equals
=
positive
+
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