An introduction to the A Level OCR(MEI) Large Data Set 2025/26 on London Boroughs & areas of the UK (PLEASE NOTE AS Level for 2025/26 is on health data for 200 individuals in USA). A first lesson for familiarisation and to learn some of the Excel features. Maps can be found on my website https://passion4maths.com/resources/new-a-level-coming-soon/large-data-sets-2/lds-ocrmei/