Mathematics A-Level
sample size impact
What sample size impact means in Mathematics A-Level, as defined for WJEC.
Definition of sample size impact
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Reference: WJEC
Larger samples reduce sampling variability, producing more reliable informal estimates, so sample size governs precision.
Topics that use sample size impact
- Statistical Sampling (AS Unit 2: Applied Mathematics A) (WJEC A-Level)
Related terms
- informal inference
- methodological evaluation
- Opportunity sampling
- parameter estimation
- Population
- Sample
- sampling constraints
- sampling critique
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