Bite-Sized Math: Paper 5 (Statistics)
Short reels on Statistics questions and the methods Cambridge expects. Open a reel to watch it.
Representation of data
1Quartiles: find LQ, UQ and IQR by splitting at the median
2Grouped data: when to adjust class boundaries and when not to
Permutations and combinations
3Combinations: groups of the same size that can swap places
4Combinations with repeated letters: when to adjust for repeats
Geometric distribution
5Probability of the 2nd or 3rd success on a particular attempt
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