Mathematics A-Level
standardisation Z = (X − μ)/σ
What standardisation Z = (X − μ)/σ means in Mathematics A-Level, as defined for WJEC.
Definition of standardisation Z = (X − μ)/σ
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Reference: WJEC
This maps X to the standard Normal variable Z ~ N(0, 1).
Topics that use standardisation Z = (X − μ)/σ
- Statistical distributions (A2 Unit 4: Applied Mathematics B) (WJEC A-Level)
Related terms
- binomial to Normal approximation
- continuous uniform distribution
- continuous uniform suitability
- distribution selection
- inverse Normal calculations
- model critique
- Normal distribution limitations
- Normal distribution probabilities
Using standardisation Z = (X − μ)/σ in the exam
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