Linear Regression Question $4$: $[3$ points$]$ Assume that the emotional intelligence training program costs $$71,421$ per $100$ employees to administer, in addition to the cost of lost work time of $$1,493$ per employee. What is the total cost of implementing this training program for all $408$ employees in the sales force? Question $5$: $[3$ points$]$ What is the total financial benefit of implementing this program, based on the predicted sales increase you calculated above? Your answer should be for all $408$ employees in $1$ quarter. Question $6$: $[3$ points$]$ How long, or how many quarters, will it take to recoup the upfront cost of this training program based on your predicted increase in sales?