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  Sampling
Notes on the three techiniques of sampling, GCSE level.
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Pie Charts
Data for pupils to create pie charts. Note that some data, although different, will create the same pie chart and this may be discussed with students.
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Combinations
How many ways to choose 0, 1, 2 or 3 from 3 cards. Or 0-4 from 4 cards, or even 5! (An introduction to Pascals).
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 Graph Labels
A one-slide PowerPoint presentation of a bar chart with labels & title covered. Get pupils to work out what the chart could be about as well as emphasizing the need for labels & titles!
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 Quadratic Formula
MS Excel program that makes quadratic formula easy - just input the a, b & c values and you're done!
NB - Only allow pupils to use once they've had practiced using the formula by hand first.
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