Omnipoll
The sample used is RDD (random digit dialling) and includes both mobile and landline phone numbers. At analysis stage, the data is weighted in line with the known profile of the population according to the latest CSO estimates.
The sample used is RDD (random digit dialling) and includes both mobile and landline phone numbers. At analysis stage, the data is weighted in line with the known profile of the population according to the latest CSO estimates.
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