What is TRP rating...?? how is it calculated...??
The TRP is a measure of the purchased points representing an estimate of the component of the target audience within the gross audience. Similar to GRP (short for gross rating point), it is measured as the sum of ratings achieved by a specific media vehicle (e.g. TV channel or programme) of the target audience reached by an advertisement. For example, if an advertisement appears more than once, reaching the entire gross audience also, the TRP figure is the sum of each individual GRP, multiplied by the estimated target audience in the gross audience.
The TRP and GRP metrics are both critical components for determining the marketing effectiveness of a particular advertisement.
 Collection of TV a ...more
Presently, INTAM (Indian Television Audience Measurement) is the only electronic rating agency functioning in India. INTAM uses two methodologies for calculating TRP. First is frequency monitoring, in which 'people meters' are installed in sample homes and these electronic gadgets continuously record data about the channel watched by the family members. 'People meter' is a costly equipment, which is i ...more