Sunday, October 16, 2011

DAILY TRIVIA # 509 Electronic Voting Machine

The following device is used to measure what?


4 comments:

ashen yor said...

nielsen's method of tv program ratings

Estee said...

Nielsen's rating box used for measuring the audience size and type for a particular television show and determine its ratings.

quizpeople said...

Nielson ratings box

indian said...

nielsen ratings -- audience measurement system.

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