1. A B 1 (5,2), (8, 8) (3,4), (2, 1) 2 (-2,1), (1, -11) (-2,3), (-3, 2) 3
Warm up #23 Given these two points write an equation in slope intercept form A B 1
(5,2), (8, 8)
(3,4), (2, 1) 2
(-2,1), (1, -11)
(-2,3), (-3, 2) 3
(-4,1), (-1, 4)
(-3,5), (-1, -3)

2. A B 1 (5,2), (8, 8) (3,4), (2, 1) 2 (-2,1), (1,-11) (-2,3), (-3, 2) 3
WU 10.1 answers A B 1
(5,2), (8, 8)
(3,4), (2, 1) 2
(-2,1), (1,-11)
(-2,3), (-3, 2) 3
(-4,1), (-1, 4)
(-3,5), (-1, -3)
y = 3x – 5
y = 2x – 8
y = x + 5
y = -4x – 7
y = x + 5
y = -4x – 7

3. 7.7 Fitting Equations to Data
Objective: Find an equation of a line that models given data

4. Fitting a Line to Data
Year
Winning Throw
1900
118.2
1952
180.5
1904
128.9
1956
184.9
1908
134.2
1960
194.2
1912
145.1
1964
200.2
1920
146.6
1968
212.5
1924
151.4
1972
211.3
1928
155.2
1976
221.5
1932
162.4
1980
218.7
1936
165.6
1984
218.5
1948
173.2
1988
225.8

5. (80, )
(20, )

7. “Negative Correlation” means the points can be approximated with negative slope.

8. “No Correlation” exists in this Scatter Plot.

9. (6, 6.98)
(12, 8.18)

10. (6, 6.98)
(12, 8.18)

11. C =0.2 w +5.78
W = 32 C = 0.2 (32) C = $12.18

12. (0, )
(100, )

13. Assignment: Page 335 2-12 even