Question: Access the data labeled Work Experfence from the text website The

Access the data labeled Work_Experfence from the text website. The data contain information on salary (in $) and work experience (in years) of 100 employees in a marketing firm. Estimate a model y = β0 + β1x +  where y is salary and x is work experience.
a. Explain why you would be concerned about changing variability in this application.
b. Use a residual plot to confirm your economic intuition.


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  • CreatedJanuary 28, 2015
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