METHODS AND APPARATUS TO CORRECT AGE MISATTRIBUTION

Methods, apparatus, and articles of manufacture are disclosed to correct age misattribution. Example disclosed apparatus includes an interface, machine readable instructions, and processor circuitry to at least one of instantiate or execute the machine readable instructions to transform audience measurement data to determine normalized training data, the training data including broad scores and targeted scores for a plurality of candidate models based on audience member records, identify validation scores associated with weighted averages of the broad scores and the targeted scores of the plurality of candidate models, select one of the plurality of candidate models to be an age-correction model based on the validation scores, and access a media impression received in a network communication from a server, the media impression including a reported age of a user associated with the media impression.