Lesson to practice essential statistical skills of total, range, quartiles and interquartile range. Developed as part of a series of skills lessons to improve geographical skills essential across all 3 AQA GCSE papers (also applicable for other exam boards) and fieldwork.

PowerPoint and corresponding workbook provided. Developed to be used alongside past exam questions on these statistical skills - not included in resource as can be obtained from exam board websites to suit needs of classes and / or curriculum time.

Breaks down each of the statistical skills providing:

• a step by step method for calculating each statistical skill
• advantages and disadvantages of each statistical skill to develop understanding
• worked example
• independent practice using realistic data related to specification and comparable to past and potential exam questions
• data used is realistic data for the exam specification and comparable to past and potential exam questions