Question

Part A

The function f(x) = −4x2 + 18x + 16 models the predicted sales of a hat after x price increases. Use the table showing actual and predicted sales to find the residuals for the model. Part B
Function g also models the predicted sales of the hat in Part A. For function g, the average distance of the residuals from the line y = 0 is 1.3. Is f or g a better model for the data?
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Drag the numbers to complete the table. Numbers may be used once, more than once, or not at all.
Actual Sales ($) Predicted Sales ($) Residual
0 17 16
1 29 30
2 34 34
3 33 34
4 22 24

Answer 1

Actual Sales | Predicted Sales | Residual

$ $

17 | 16 | 1

29 | 30 | -1

34 | 34 | 0

33 | 34 | -1

22 | 24 | -2

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