You can find all CAIE Probability & Statistics 1 (9709) New, and Older (CIE), Spec A-level past papers and mark schemes below:
Note: From 2020, CAIE have changed the naming of this paper to Paper 5 (formerly Paper 6).
2020+ Spec
Question Papers
Mark Schemes
Formulae List
2002-2019 Spec
These papers are still great for revision.