What are the total gross rating points (GRPs) for this media plan, assuming that each magazine carries a weekly ad insertion for a total of four weeks?

Another name for a 0-1 variable is a(n) ________ variable

A) either-or B) binary C) yes-no D) quadratic E) on-off

In return on investment calculations, we should measure invested capital ________ because ________

A) at the end of the period; it is easiest B) at the end of the period; income is measured at the end of the period C) at the beginning of the period; it is a lead indicator D) as an average for the period under review; income is measured over a period of time