S1 · Sampling & Data
What is the difference between a population and a sample?
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The population is the whole group being studied. A sample is a smaller part of it used to represent the whole.
AQA GCSE Maths · Topic 6
26 cards on Statistics, every one written against a numbered point in section 3.6 of the AQA Maths spec. Here’s what the topic covers, and 3 cards to try.
Answer each one in your head, then check. In the app, how well you knew it decides when you see it again.
S1 · Sampling & Data
The population is the whole group being studied. A sample is a smaller part of it used to represent the whole.
S2–S3 · Charts & Diagrams
360° ÷ total frequency × each frequency. E.g. 15 out of 60: 15/60 × 360 = 90°.
S4–S5 · Averages & Spread
Mean: total ÷ number of values. Median: middle value when in order. Mode: most common. Range: largest − smallest.
Every part of section 3.6 of the AQA spec, and how many cards cover it. Higher-only cards are hidden for Foundation students.
Launching November 2026
revolve. shows you each Statistics card just before you’d forget it, so ten minutes a day is enough. It opens to students soon: join the waitlist and we’ll email you once, when it does.