Notes Over 9.8
Choosing a Model
Three Models of Algebraic Graphs
Linear Model Exponential Model Quadratic Model
b g
y  mx  b y  C 1  r y  ax  bx  c
t
2
Notes Over 9.8
Choosing a Model
Make a scatter plot of the data. Then name the type
of model that best fits the data.
b gb gb gb gb g
1. 2,3 , 1,0 , 0,1 , 1,0 , 2,3
Quadratic
Model
Notes Over 9.8
Choosing a Model
Make a scatter plot of the data. Then name the type
of model that best fits the data.
b gb gb gb gb g
2. 2,3 , 1,2 , 0,1 , 1,0 , 2,1
Linear
Model
Notes Over 9.8
Choosing a Model
Make a scatter plot of the data. Then name the type
of model that best fits the data.
3.
1I F 1I
F
1, J
,G
2, J
b2,4g, b1,2g, b0,1g, G
H2 KH4 K
Exponential
Model
Notes Over 9.8
Writing a Model
4. Which type of model best fits the data?
t 0 1 2 3 4
Not Linear
P 2
3
6 11 18
3P  a 1t  2
2
1 a
2
P  2t  2
P6
2
P  3t  2
P  11
Quadratic Model
Notes Over 9.8