The information required to be able to draw a box plot is called the 'five-figure summary'. The oldest person in Mathsminster is 90. The youngest person is 15. The median age of the residents is 44, ...
Quartiles are the values that divide a data set into quarters: Put the values in order Divide the list into four equal parts The Quartiles are at the divisions The interquartile range shows the range ...
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