Description

IB Math AI SL — 4.3 & 4.3.2 Statistics: Central Tendency, Dispersion, and Transformations (2 Lessons + 2 Guided Notes)
Build conceptual understanding and calculator fluency together. Start with measures of center & spread (with TI-Nspire steps and a two-class comparison for interpretation), then solidify transformation rules with concrete contexts and BEFORE/AFTER tables. Students finish with a summative reference chart and reflection prompts they can use for revision.

4.3 Measures of Central Tendenc…

4.3.2 Transitions of Center and…

4.3.2 Transformations of Center…

Includes

• PPTX: Measures of Central Tendency & Dispersion (4.3) — objectives, definitions, TI-Nspire workflow, interpretive prompts.

  4.3 Measures of Central Tendenc…

• PDF (~3 pages): Measures of Central Tendency & Dispersion GN — structured notes + analysis.

  4.3.1 Measures of Central Tende…

• PPTX: Transformations of Center & Spread (4.3.2) — add vs. multiply, unit conversions, scaled scores; “Predict the change.”

  4.3.2 Transitions of Center and…

• PDF (~4 pages): Transformations of Center & Spread GN — BEFORE/AFTER tables, reference chart, “You Try,” reflections.

  4.3.2 Transformations of Center…

Perfect for: first teach, intervention, review days, or sub plans. Students leave with both procedural fluency and explanations that earn marks.