Estimation and hypothesis testing are categories of:

According to his union contract, James is supposed to work no more than eight hours of overtime each week. For the past four weeks, he has had to work 12 hours of overtime. He has decided to file a complaint that his agreement has been violated. This complaint is known as a _____.

Fill in the blank(s) with the appropriate word(s).

In the expenditure cycle, the primary external exchange of information occurs with

a) customers. b) suppliers. c) management. d) the audit committee.