Scenario $12-4$

You scan the ads for Dallas on

craigslist.com and find what may be your dream job. The posting reads, "Entry$-$level position in media." You click on it$,$ and the ad says, "Motivated individual sought to aid in media planning and buying at established advertising agency. Must have general knowledge of media and be aware of current and future challenges facing media buyers. Salary negotiable." You email your resume and cover letter to the contact person in the ad$,$ and the reply sets you up for an interview next week.

$($Scenario $12-4)$ The interviewer says one job duty will be to provide audience measures of every local TV vehicle in a market, so clients can be informed as to which television programs will reach the largest numbers in their target markets. You think to yourself,