ST1 · Enquiry 1 / Enquiry 2 / Data 1 Statistical enquiry and data mind map
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Enquiry 1
Question and hypothesis: Define population and measurable hypothesis.
Plan before collecting: Match collection and analysis to question.
Constraints and safeguards: Plan time, cost, access and confidentiality.
Process and represent: Clean, organise, visualise and calculate.
Enquiry 2
Interpret in context: Link evidence back to the hypothesis.
Evaluate and refine: Evaluate weaknesses and refine enquiry.
Authentic enquiry: Use real evidence for a complete enquiry.
Data 1
Qualitative and ordinal: Categories may have order without equal gaps.
Discrete and continuous: Counts discrete; measurements continuous.
Raw and grouped: Grouping trades detail for clarity.
Bivariate roles: Pair observations; explanatory x, response y.
Connections
Enquiry 1 → Enquiry 2: A defined hypothesis and suitable collection plan support qualified interpretation and refinement.
Enquiry 2 → Data 1: Interpretation must respect what each recorded variable measures and what grouping has hidden.
