A rating is an evaluation or assessment of something, in terms of quality, quantity, or some combination of both. Rating or ratings may also refer to:

Business and economics

* Credit rating, estimating the credit worthiness of an individual, corporation or country * Ranally city rating system, a tool used to classify U.S. cities based on economic function *

Telecommunications rating In telecommunications rating is the activity of determining the cost of a particular call. The rating process involves converting call-related data into a monetary-equivalent value. Call-related data is generated at various points in the network or ...

, the calculated cost of a phone call

Entertainment

Arbitron ratings 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 mergin ...

or Nielsen Audio, consumer research on radio broadcasting audiences in the United States * Content rating, the suitability of a TV broadcast, movie, comic book, or video game to its audience ** Motion picture rating system, categorizes films according to their suitability for adults and children ** Television content rating systems, categorizes TV shows based on suitability for audiences **

Video game content rating system A video game content rating system is a system used for the classification of video games based on suitability for target audiences. Most of these systems are associated with and/or sponsored by a government, and are sometimes part of the local ...

, categorizes video games based on suitability for players *

Nielsen ratings Nielsen Media Research (NMR) is an American firm that measures media audiences, including television, radio, theatre, films (via the AMC Theatres MAP program), and newspapers. Headquartered in New York City, it is best known for the Nielsen rat ...

, measuring viewership of United States television programs * Sports rating system, analyzes the results of sports competitions

Polling and opinion

Rating (sociological group) Rating ( uk, Рейтинг), or fully the Sociological group "Rating" ( uk, Соціологічнна група «Рейтинг»), is a Ukraine, Ukrainian independent, non-governmental research organization, that specializes in conducting ...

, a Ukrainian non-governmental polling organization *

United States presidential approval rating In the United States, presidential job approval ratings were first conducted by George Gallup (estimated to be 1937) to gauge public support for the president of the United States during their term. An approval rating is a percentage determined b ...

, the percentage of respondents to an opinion poll who approve of a president *

Reputation system Reputation systems are programs or algorithms that allow users to rate each other in online communities in order to build trust through reputation. Some common uses of these systems can be found on E-commerce websites such as eBay, Amazon.com, and ...

, programs that allow users to rate each other in online communities

Technology and engineering

Rating (electrical) Rating plate on the Dalchonzie power station generator - geograph

Fire-resistance rating, the duration for a passive fire protection to withstand a standard fire resistance test *

Cetane rating Cetane number (cetane rating) is an indicator of the combustion speed of diesel fuel and compression needed for ignition. It plays a similar role for diesel as octane rating does for gasoline. The CN is an important factor in determining the qual ...

, an indicator of the combustion speed of diesel fuel and compression needed for ignition *

Octane rating An octane rating, or octane number, is a standard measure of a fuel's ability to withstand compression in an internal combustion engine without detonating. The higher the octane number, the more compression the fuel can withstand before detonating ...

, a standard measure of the performance of an engine or aviation fuel *

Performance Rating The PR (Performance Rating, P-rating) system was a figure of merit developed by AMD, Cyrix, IBM Microelectronics and SGS-Thomson in the mid-1990s (Cyrix announced it in February 1996) as a method of comparing their x86 processors to those of ri ...

, formerly a method of comparing x86 computer processors * Power rating, in electrical or mechanical engineering, the highest power input allowed to flow through particular equipment

Other uses

Rating (chess) A chess rating system is a system used in chess to estimate the strength of a player, based on their performance versus other players. They are used by organizations such as FIDE, the US Chess Federation (USCF or US Chess), International Correspond ...

, estimate of the strength of a player, based on performance versus other players ** Elo rating system, a rating system used in chess and in other sports and games *

Rating (clinical trials) Within the field of clinical trials, rating is the process by which a human evaluator subjectively judges the response of a patient to a medical treatment. The rating can include more than one treatment response. The accessor is normally an indep ...

, the process by which a human evaluator subjectively judges the response of a patient to a medical treatment *

Rating (wine) A wine rating is a score assigned by one or more wine critics to a wine tasted as a summary of that critic's evaluation of that wine. A wine rating is therefore a subjective quality score, typically of a numerical nature, given to a specific bottl ...

, score assigned by one or more wine critics to a wine *

Rating site A review site is a website on which reviews can be posted about people, businesses, products, or services. These sites may use Web 2.0 techniques to gather reviews from site users or may employ professional writers to author reviews on the topic ...

, a website designed for users to vote on or rate people or content * Naval rating, an enlisted member of a navy or coast guard defined by rank and job description. *

Health care ratings Health care ratings are ratings or evaluations of health care. In the United States they have been an increasingly used tool to try to drive accountability among health care providers and in the context of classic supply/demand view of Health econo ...

, evaluations of health care * Rating system of the Royal Navy - an historic method to classify ship by how heavily armed they are. Applied to other navies vessels as a comparisor.

Business and economics

Entertainment

Polling and opinion

Technology and engineering

Other uses

See also