________ is a reference point used as a baseline measurement

An expected value for a decision tree is the value you would expect if

a. you calculated how much revenue is needed to break even. b. your business were sold within 30 days. c. a particular decision is made a large number of times. d. you took a poll of what people want.

Because of the limited frequencies available, a key design element of any cellular

system is to ___________. A. use small cells B. employ multiple access C. limit the number of users at one time D. use as many frequencies as possible