AS & A2: Appendix & Formula Sheets
9. Proof of Variance: σ² =np(p-1)=npq of a Binomial Distribution
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📁 AS & A2 Appendix & Formula Sheets
📁 AS & A2 Appendix & Formula Sheets
AS & A2 APPENDIX & FORMULA SHEETS
- Introduction to the Large Data Set
- Large Data Set: Dataset Variables & Explanatory Notes 1
- Large Data Set: Dataset Variables & Explanatory Notes 2
- PMCC Table
- Variance: A Simplification of the Formula
- Standard Deviation: A Proof
- Linear Regression: Derivation of the Formula
- Proof of: μ=np for a Binomial Distribution
- Proof of Variance: σ² = npq for a Binomial Distribution
- Pure Maths: Edexcel Formula Sheet
- Mechanics & Statistics: Edexcel Formula Sheet
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