This report examines the types of errors produced by questionnaires in public administration research. It references Gonzalez's work on improving data quality awareness within federal statistical agencies, highlighting the importance of effective questionnaire design, testing, and evaluation. The report discusses the role of cognitive laboratories in addressing measurement errors and the evolution of data collection methods from paper-based questionnaires to computer-assisted personal interviews (CAPI-CATI). Additionally, it explores errors associated with telephone surveys and the efforts of federal agencies to reassess data collection methods to enhance data quality, minimize biases, and ensure broader coverage. The report concludes by emphasizing the investment in computer-assisted survey forms to minimize biases and improve interactions with respondents.