Question 21. The scatter plot below shows the Bl factory output. 300 280 Output 260 240 220 200 4 8. 10 12 labour input What modification should be made to the regression? O The dependent variable should be changed to Infoutput). The regression should have a quadratic term (labour input) as an independent variable. O The regression method cannot be modified because the relationship is not a straight line. O The regression should have a dummy variable which equals 1 if workers have been to university.

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Question 21. The scatter plot below shows the bivariate relationship between labour input (workers) and
factory output.
300
280
Output
260
240
220
200
4
6.
8.
10
12
labour input
What modification should be made to the regression?
O The dependent variable should be changed to Infoutput).
O The regression should have a quadratic term (labour input) as an independent variable.
O The regression method cannot be modified because the relationship is not a straight line.
O The regression should have a dummy variable which equals 1 if workers have been to university.
Transcribed Image Text:Question 21. The scatter plot below shows the bivariate relationship between labour input (workers) and factory output. 300 280 Output 260 240 220 200 4 6. 8. 10 12 labour input What modification should be made to the regression? O The dependent variable should be changed to Infoutput). O The regression should have a quadratic term (labour input) as an independent variable. O The regression method cannot be modified because the relationship is not a straight line. O The regression should have a dummy variable which equals 1 if workers have been to university.
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