RDD Sample Coverage

We provide more than 140 countries with mobile and landline RDD Sample covering all continents.

How do we generate RDD sample?

  1. SAMPLING FRAME – The sampling frame consists of every single possible number combination.

  2. GENERATION OF RAW RDD SAMPLE – The raw RDD sample is created based on clients’ specifications (NatRep or customized)

  3. NUMBERS SCREENING – We screen all numbers from the database and then remove the disconnected numbers from the sample.

  4. POST-PROCESSING – Post-processing involves adding necessary strata inspection and quality checks.

HOW DO WE GENERATE RDD SAMPLE?

  1. SAMPLING FRAME – The sampling frame consists of every single possible number combination.

  2. GENERATION OF RAW RDD SAMPLE – The raw RDD sample is created based on clients’ specifications (NatRep or customized)

  3. NUMBERS SCREENING – We screen all numbers from the database and then remove the disconnected numbers from the sample.

  4. POST-PROCESSING – Post-processing involves adding necessary strata inspection and quality checks.