Chris Gabarkowitz worked 40 hours straight time and 5 hours overtime at an hourly rate of $18.58. Which is her gross earnings if she earns time and one-half for overtime?

Suppose you are interested in modeling the amount of money a firm spends on marketing their product

In order to have your results be of interest to a wide audience, you collect data from a variety of firms ranging from those who spend quite little on advertising to those that spend quite a bit. If you model advertising expenditures as a function of gross sales, your results might be subject to: A) autocorrelation. B) heteroscedasticity. C) multicollinearity. D) specification bias.

If the trial balance has a smaller debit balance than credit balance, it signifies:

A. Assets are more than liabilities. B. A profit. C. A loss. D. An error has been made.