Simple random sampling
What Simple random sampling means in Mathematics A-Level, as defined for AQA, Pearson Edexcel, WJEC.
Definitions of Simple random sampling
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Reference: WJEC
Allocates every member an equal probability of selection, typically executed by numbering a sampling frame from 1 to N and picking items via pseudo-random numbers without replacement.
A technique giving every member a known, equal chance of selection, often via random numbers or a random generator, reducing bias.
A technique giving every member of the population an equal chance of selection, often via random numbers.
Topics that use Simple random sampling
- K: Statistical sampling (AQA A-Level)
- Statistical sampling (Pearson Edexcel A-Level)
- Statistical Sampling (AS Unit 2: Applied Mathematics A) (WJEC A-Level)
Related terms
- Opportunity sampling
- Population
- Sample
- informal inference
- sampling frame
- methodological evaluation
- Parameter
- parameter estimation
Using Simple random sampling in the exam
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