You are planning to estimate a short-run production function for your firm, and you have collected the following data on labor usage and output:

Labor usage Output

3 1

7 2

8 3

11 5

17 8

17 10

20 15

24 18

25 22

28 21

29 23

Does a cubic equation appear to be a suitable specification given these data? You may wish to construct a scatter diagram to help you answer this question.

(I didn't really know where to put this question)

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