equation using regression analysis. He was unhappy with the results, and told me to do more work and not return until I had a lower cost estimate for one of the variables – the number of machine-hours. My initial analysis covered the last 36 months. By dropping four months in which the relation between costs and machine-hours was very high, I was able to get a lower cost estimate for machine-hours.” Was what your friend did unethical? Explain.
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