The zip files contains the following:
A PowerPoint presentation with 3 exam style questions on finding averages from grouped data. Each question is completed incorrectly on the first slide in order to discuss common misconceptions and then the correct answer is worked through on the following slide (pptx).
A small starter activity looking at different ways continuous data can be grouped (pdf).
A worksheet on finding median values from grouped frequency tables with an answer sheet (pdf and docx).
A worksheet on finding the estimated mean from discrete grouped data (pdf and docx).
A collection of 8 exam style questions on finding averages from both discrete and continuous data. This can be used as another worksheet or the students can be split into groups and each group given a pair of questions to work through (pdf).
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£2.00