RDD Sample Coverage

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

EUROPE

ASIA

AUSTRALIA

AMERICA

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.