Table 2

Overview of data collection methods

Data collection methodDuration/SamplePurpose
Qualitative Data Collection
Semi-structured interviews with operators and quality engineers20 interviewsUnderstanding user experience and workflow integration
Cross-functional workshops with technical and management stakeholders3 workshopsCollaborative problem-solving and solution design
Weekly on-site observation and informal discussion9 monthsCapturing organizational dynamics, integration context, and triangulating findings from formal data sources
Internal documentation and process manual reviewComprehensive reviewUnderstanding existing systems and procedures
Quantitative Data Collection
Sensor data from transmission axles during end-of-line testing60-second test cyclesTechnical model development and validation
Production data, quality indicators, and downtime records6 months operational dataSystem performance assessment

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