Handling data

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Cricket ratings

Like all sports rankings, the cricket ratings involve some maths. In this case, they use a mathematical technique known as exponential weighting. For those who want to know more, read on.
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Meaningful statistics

This article for teachers describes an activity which encourages meaningful data collection, display and interpretation.
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Enriching data handling

This article for teachers looks at some suggestions taken from the NRICH website that offer a broad view of data and ask some more probing questions about it.
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Understanding hypotheses

This article explores the process of making and testing hypotheses.
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A random rambling rant

A random ramble for teachers through some resources that might add a little life to a statistics class.
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History of Morse

This short article gives an outline of the origins of Morse code and its inventor and how the frequency of letters is reflected in the code they were given.
$\nostyle Challenging Data Tasks: The Making of "Where Are You Flying?"$

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Challenging data tasks: the making of 'Where are you flying?'

How was the data for this problem compiled? A guided tour through the process.
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P is for posing

In this article for Primary teachers, we suggest a four step data handling model, based on the work of Alan Graham.
problem
Winning team

Age

11 to 14

Challenge level

Nine cross country runners compete in a team competition in which there are three matches. If you were a judge how would you decide who would win?
problem
Inspector Morse

Age

11 to 14

Challenge level

You may like to read the article on Morse code before attempting this question. Morse's letter analysis was done over 150 years ago, so might there be a better allocation of symbols today?