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Statistics Key Words

Culan O'Meara

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Averages And Range

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GCSE Maths (Statistics) Mind Map on Averages And Range, created by Olivia Brooklyn on 02/03/2014.

Mind Map by Olivia Brooklyn, updated more than 1 year ago

	Created by Olivia Brooklyn over 11 years ago

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Averages And Range

Mode - the most common value in a set of data
Median - the middle number when the data items are arranged in order
Mean - the sum of all the values in the set divided by the total number of values in the set
Range - the difference between the highest and lower values in the set
The mean is defined as sum of all values divided by total number of values
When people talk about 'the average', they are usually referring to the mean

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