Consider the following data.
y
x
2
1
3
4
5
6
8
7
10
8
?
a.Draw a scatter diagram. Does the relationship between x and y appear to be linear?b.Assume the relationship between x and y can best be given by: y = ?0 + ?1x2 + ?.
Estimate the parameters of this curvilinear function.
What will be an ideal response?
| a. | Relationship between x and y appears to be curvilinear. |
| b. | b0 = 1.253; b1 = .131 |
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