Content (Syllabus outline):

Modul 1: Survey and questionnaire

questionnaire design
reliability and validity
type of questions

Modul 2: Interview

classifications
generic qualitative study and intervju
specific qualitative study and interview

Modul 3: Mixed methods research design

design, justification and expedience of mixed methods research
triangulation or mixed methods?
Challenges of data interpretation

Modul 4: Secondary data sources

Areas of official statistics
Statistical standards and quality in official statistics
Big data