What is the newest approach to measuring listenership introduced by Arbitron?
A) Personal interviews
B) A computerized on-line diary
C) PPM- a small mobile device
D) Telephone surveys

Question

Quizplus · Accepted Answer

Arbitron's newest approach to measuring listenership is the Portable People Meter (PPM), which is a small mobile device worn by participants that detects their exposure to specific radio and TV broadcasts. This technology has largely replaced older methods such as personal interviews and telephone surveys.

What Is the Newest Approach to Measuring Listenership Introduced by Arbitron