Unit Award Scheme

122265 FIELD SKILLS: STRATIFIED SAMPLING

In successfully completing this unit, the Learner will have		Evidence needed
shown knowledge of
1	the key steps of the stratified sampling process	Summary sheet
2	the main ways to ensure every area has an equal chance of being sampled in the given ecosystem	Summary sheet
acquired an understanding of
3	when it would and would not be suitable to use stratified sampling	Student completed work
4	when it would be appropriate to combine stratified sampling with systematic or random sampling methods	Student completed work
shown knowledge of
5	at least three advantages of stratified sampling of ecosystems	Summary sheet
6	at least three limitations associated with stratified sampling of ecosystems	Summary sheet
demonstrated the ability to
7	comment on at least two sampling techniques and the associated bias	Summary sheet
8	take part in the setting up of a stratified sampling method on at least one occasion	Summary sheet
9	analyse, statistically report and document their findings.	Summary sheet

All outcomes recorded on an AQA Summary Sheet

Approved 17 September 2024Level - Level Two