DATA LITERACY CHECKLIST Campus Resource Library | Open study notes SOURCE: Who collected the data, when, and for what purpose? SAMPLE: How was the sample selected? Who may be missing? DEFINITIONS: What do the variables and units actually mean? QUALITY: Are values missing, duplicated, or inconsistently measured? COMPARISON: Is the baseline or control group appropriate? UNCERTAINTY: Are sample size and uncertainty reported? CAUSALITY: Does the design support causal inference, or only association? VISUALS: Check axes, scales, aggregation, and omitted context. REPRODUCIBILITY: Preserve sources and document transformations. ETHICS: Respect consent, privacy, and data-use restrictions.