Mean and Variance from a Bag Puzzle
Short task suitable for KS5 students, S1. This activity tests at a fairly basic level that students are happy with the mean and variance of the Poisson, Binomial and Normal distributions. A good way to fill a spare fifteen minutes.


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  • Mean Task.pdf
  • Mean Answers.pdf

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Created: Jul 8, 2010

Updated: Jan 20, 2015


pdf, 15 KB

Mean Task


pdf, 26 KB

Mean Answers

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Creative Commons "Sharealike"

Creative Commons "Sharealike"