DSCI 352 Assignment 3-01 https://testmoz.com/2684345/admin/key?word=0&version=aDSCI 352 Assignment 3-01 https://testmoz.com/2684345/admin/key?word=0&version=a This information is contained in the following spreadsheet, which you can download and make 2. In the model you created (employee.mod), which single metric tells you whether your model (10 points) predictions on using R's predict function: https://drive.google.com has any predictive validity? open?id=1yN8v21QefygIlgPEk2PT4LrLeZwUjfAt The coefficient What is the predicted Annual Performance Rating for Bill Gates? Round your answer to two decimal places. O The p-value corresponding to the intercept The p-value corresponding to the F-statistic 7. What is the predicted Annual Performance Rating for Mark Zuckerberg? Round your answer (10 points) The adjusted R-squared to two decimal places. The F-statistic O The multiple R-squared 8. What is the predicted Annual Performance Rating for Sergey Brin? Round your answer to two (10 points) decimal places. The p-value corresponding to the coefficient The intercept 9. If you have to choose two to hire based on your model, who would they be? (10 points) 3. Specify the value in your model of the metric you identified in question 2. (10 points) Bill Gates Sergey Brin 4. Does your model have any predictive validity? (10 points) Mark Zuckerberg Yes, with a high degree of certainty 10. If you have to choose one to fire based on your model, who would it be? (10 points) Yes, with a moderate degree of certainty Bill Gates O No, with a high degree of certainty Mark Zuckerberg Inconclusive Sergey Brin O No, with a moderate degree of certainty 11. By examining the model results, which cost-cutting policies (if any) would you recommend, (10 points) 5. How much variance in Annual Performance Rating is explained by your model? Please round (10 points) and why? your answer to two decimal places. O Eliminate the training classes, because they show no significant impact on employee performance All three measures have a significant impact on employee performance; don't eliminate any. 6. Suppose you have the following candidates that have just made it through the training course (10 points) and you can either retain them or let them go. Their information is as follows: Eliminate the interview, because it shows no significant impact on employee performance Aptitude Eliminate the aptitude test and interview, because in combination they show no significant impact on Candidate Test Score Interview Score Missed Training Classes the employee performance Bill Gates 84 3.55 Mark Zuckerberg 37 Eliminate the aptitude test and training classes, because in combination they show no significant 4.72 impact on the employee performance Sergey Brin 86 4.61 Eliminate the aptitude test, because it shows no significant impact on employee performance 2 of 3 4/8/2020, 9:54 AM3 of 3 4/8/2020, 9:54 AM
