You have six quantitative variables and two categorical variables in a dataset. You would like to examine the pairwise relationship between all variables in the dataset. 1) What kind of plots or tables are you going to use and why?

2) How many unique correlation coefficients r are you expecting to calculate? Show your reasoning/calculations. (harder question

Lambert manufacturing has $100,000 to invest in either project a or project b. the following data are available on these projects (ignore income taxes.): project a project b cost of equipment needed now $100,000 $60,000 working capital investment needed now - $40,000 annual cash operating inflows $40,000 $35,000 salvage value of equipment in 6 years $10,000 - both projects will have a useful life of 6 years and the total cost approach to net present value analysis. at the end of 6 years, the working capital investment will be released for use elsewhere. lambert's required rate of return is 14%. the net present value of project b is: