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Alison has been working with some weather data, a collection of average temperatures in Fahrenheit.
Charlie has also been working with data. His data set is a collection of teenagers' weights in kilograms.
They have been collecting samples of 40 data points to analyse. Unfortunately, they forgot to label their samples and can't work out which data come from which set.
Alison knows that set A came from her weather data, and Charlie remembers that set B is one of his weights samples. Can you work out which other lists belong to Alison, and which belong to Charlie?
The lists appear in the table below, and you can download them in a spreadsheet here.
Can you make sense of information about trees in order to maximise the profits of a forestry company?
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.
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.