7 lessons from established maths channels, all taught by native English speakers and all matched to a specific section of Unit 1. Every video ID was verified, so none of these links are broken.
British corbettmaths
Ordering the data first, and the even-number case.
British corbettmaths
Largest minus smallest, and why it is a measure of spread rather than an average.
American mathantics
All three averages side by side, with the differences made plain.
British corbettmaths
Total divided by how many, and working backwards to a missing value.
British corbettmaths
Reading heights off the scale, and the questions examiners ask about them.
British corbettmaths
Turning a sector angle into a frequency, and back again.
British corbettmaths
Two data sets on one pair of axes — the picture for a comparison.
| Section | Video | Channel | Accent | Level |
|---|---|---|---|---|
| 16.1 | The median | corbettmaths | British | core |
| 16.1 | The Range | corbettmaths | British | core |
| 16.1 | Math Antics - Mean, Median and Mode | mathantics | American | core |
| 16.2 | The Mean | corbettmaths | British | core |
| 16.4 | Reading Bar Charts | corbettmaths | British | core |
| 16.4 | Interpreting Pie Charts | corbettmaths | British | core |
| 16.5 | Dual Bar Charts | corbettmaths | British | core |