"Transparent fieldwork” – the client has the opportunity to participate at any time in the interview briefing or the execution of the telephone interviews
Тrained interviewers
Constant supervision
Advantages of computer assisted interviewing techniques
Reliable and complete data input
Automatic filtering
Avoidance of positioning effects by standardized rotation and randomization of items
Automatic plausibility checks
Possible for respondent to complete the questionnaire themselves – guarantee of anonymity
Efficient monitoring and control possible – automatic control of sample and quotas
Direct recording of data from the interview – no need for later data entry – avoids an additional source of errors