| Co-investigator | Maarten Berg, E-mail: berg@fsw.eur.nl |
| University | Erasmus University Rotterdam, The Netherlands |
| Respondents | Students of sociology and senior students, May 2005, N = 117 |
| Respondent codes | n.a. |
| Calibrated items | case 1: O-SLL-c-sq-v-5-d |
| case 2: O-HL-u-sq-v-4-a | |
| case 3: O-HL-u-sq-v-5-a | |
| case 4: O-HP-u-sq-v-5-a | |
| case 5: O-SLL-u-sq-v-4-b | |
| case 6: error in questionnaire: question does not exist | |
| case 7: O-HL-c-sq-v-3-ai | |
| case 8: O-HL-u-sq-v-4-a error in questionaire: ‘redelijk’ left out in option c | |
| Quesionnaire | dutch1questionaire |
| Data file | |
| Remarks | Pilot using questionnaire on paper with open line scale |