METHODS AND APPARATUS TO MEASURE AUDIENCE COMPOSITION AND RECRUIT AUDIENCE MEASUREMENT PANELISTS

摘要

Methods and apparatus to measure audience composition and recruit audience measurement panelists are disclosed. An example apparatus disclosed herein includes a database to store audience measurement data associated with an audience member; a processor; and memory including machine readable instructions that, when executed, cause the processor to: assign a flag to the audience measurement data when panel enrollment information for the audience member is not in the database; and, when the panel enrollment information is obtained within a threshold period of time after the flag is assigned, associate the audience measurement data with the audience member.