Scatter plot; cost function using regression The following scatter plot and simple regression results used revenue as a potential cost driver for res
Scatter plot; cost function using regression
The following scatter plot and simple regression results used revenue as a potential cost driver for research and development costs.
Required
(a) Discuss whether the scatter plot suggests that revenue is a cost driver for research and development costs.
(b) Using the regression results, write the cost function for research and development costs.
(c) Based on the regression results, discuss whether it would be appropriate to use total revenue as a cost driver for research and development costs.
(d) If you use the cost function from part (b) to estimate next month’s research and development costs, what assumptions are you making? Identify at least three assumptions and discuss their reasonableness.