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This is a whole lesson looking at using coding to make finding the mean and variance easier. It looks at re-arranging as a part of the skills required and is very clear at why coding is used and how to use it. 13 slides + a handout + worksheet.
+ starter (looking at re-arranging)
+ learning objectives (differentiated)
+ Activity looking at finding the mean and variance
+ excellent teaching slides (linking to the activity and why we code and what happens)
+ superb examples
+ handout for linear combinations / adjustments (also relevant for further stats)
+ worksheet with 7 different exam questions + answers (worked solutions)
+ plenary (to gauge understanding as well as a real life example of it making sense)
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