Final answer:
Cume is the estimated total number of different listeners who tune into a radio station for at least five minutes during a quarter-hour within a specific daypart. It is one of the key metrics used in radio audience measurement.
Step-by-step explanation:
Cume is defined as the estimated total number of different people who listen to a radio station for a minimum of five minutes in a quarter-hour period within a reported daypart. When discussing the operations and audience measurements of radio stations, other concepts also come into play. For example, a local station that broadcasts national network programming is known as a affiliate. Radio programming can be varied, targeting audiences based on musical preference, racial or ethnic background, language, and interests. Data from research on listenership, such as those conducted by polling groups, can influence the types of content a radio station chooses to air, such as deciding between more music or talk shows. In addition, the growing popularity of podcasting has blurred the lines between radio and internet media, with millions tuning into podcasts regularly for a diverse range of content.