ACCA Applied Knowledge · Management Accounting · Sampling methods
A population of 500 employees is to be sampled using simple random sampling. Which statement is correct?
In simple random sampling, every employee in the sampling frame has an equal chance of selection, usually using random numbers. Selecting at fixed intervals is systematic sampling, dividing into groups is stratified sampling, and volunteers produce a non-random sample.
- AEvery employee in the frame has an equal chance of selectionCorrect
- BEmployees are selected at fixed intervals from the list
- CThe population is first divided into groups and each group is sampled
- DOnly employees who volunteer are included
Explanation
Simple random sampling gives every member of the population an equal chance of being selected, typically using random numbers. Fixed intervals describe systematic sampling, grouping describes stratified sampling, and volunteers describe a self-selected, non-random approach.
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