Validation
All validation must be undertaken by people adequately and appropriately trained and experienced to undertake this role.(See section 4.19.1)
Each interviewer/recruiter's work must be validated on a regular basis. The company must have a systematic and representative method for selecting and rotating which individual's work is validated when.(See section 4.19.1)
Validation must start within two weeks of the end of fieldwork and be completed within six weeks of the date interviews were conducted (eight weeks in the case of group discussions).(See section 4.19.1)
Companies must document the number of validation checks attempted and achieved, and keep a summary by results by interviewer/recruiter.(See section 4.19.1)
If serious problems or discrepancies are found during validation, the company must aim to validate all of that individual's work before their work is used. Significant problems or discrepancies must be reported back to the interviewer/recruiter and their supervisor.(See section 4.19.3)
Validation can be conducted by monitoring (using remote listening-in equipment), by listening to taped interviews and/or by recontacting respondents post-interview.(See section 4.19.8)
The Minimum Standards list a number of questions the validation must seek to verify as a minimum, as and when appropriate.(See sections 4.19.8 & 4.19.10)
Telephone centres who validate by remote listening in must validate a minimum of 5% of each survey in this way. In all other cases, a minimum of 10% of each survey must be validated. (See sections 4.19.10 & 4.19.11)
When monitoring / validating work being conducted in languages other than English, this must be undertaken by a supervisor with sufficient understanding of the language concerned, or by an appropriately skilled and briefed senior interviewer/recruiter.(See section 4.19.9)