In the practice of measuring the size of US commercial broadcasting and

newspaper A newspaper is a periodical publication containing written information about current events and is often typed in black ink with a white or gray background. Newspapers can cover a wide variety of fields such as politics, business, sport ...

audiences, cume, short for "cumulative audience", is a measure of the total number of unique consumers over a specified period. The technical definition of cume is restricted by

Arbitron Nielsen Audio (formerly Arbitron) is a consumer research company in the United States that collects listener data on radio broadcasting audiences. It was founded as the American Research Bureau by Jim Seiler in 1949 and became national by merging ...

, which is now referred to as Nielsen Audio, as requiring a listener to tune in for at least five minutes.

References

External links

Arbitron Ratings (official site)Nielsen Ratings (official site)
Market research {{bcast-stub