A-Level Maths - Statistics 1
- A1 Modelling in Probability and Stats
- A2 Types of Data
- A3a Frequency Distribution Table
- A3b Grouped Frequency distr.
- A4 Cumulative Frequency Step Polygon
- A5 Cumulative Frequency Graph
- A6 Box plots and Interquartiles
- A7 Stem and Leaf Diagrams
- A9 Histograms
- A10 Relative Frequency histogram
- B1 MODE
- B2 MEDIAN & Linear Interpolation
- B3 Quartiles
- B4 MEAN
- B4a Mean Coding
- C1 Range / Interquartile Range
- C2 Varience and Standard Deviation
The mean (aka the arithmetic mean, different from the geometric mean) of a dataset is the sum of all values divided by the total number of values. It’s
Learn how to calculate the Mean, Median and Mode from grouped frequencies.