From a question to an analysis-ready dataset
Use SQL, Excel, SAS and SPSS for preparation, summary and analytical exercises. Review missing values, cohort logic and the meaning of fields before interpreting outputs.
SAP-guided preparation
An academic SAS/RWE exercise translated a statistical analysis plan and dataset specifications into cohort logic and planned analytical outputs.
Communicate with the assumptions
Separate description, association and prediction. A result is only as useful as the clarity of its question, assumptions and limits.