Cumulative Frequency Diagrams

Olivia Brooklyn
Mind Map by , created over 5 years ago

GCSE Maths (Statistics) Mind Map on Cumulative Frequency Diagrams, created by Olivia Brooklyn on 03/08/2014.

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Olivia Brooklyn
Created by Olivia Brooklyn over 5 years ago
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CUMULATIVE FREQUENCY DIAGRAMS
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Cumulative Frequency Diagrams
1 The interquartile range is a measure of the dispersion of a set of data
1.1 Eliminates extreme values and bases the measure of a spread in the middle 50% of the data
2 The interquartile range and the median can be found by drawing a cumulative frequency diagram
2.1 Add the frequency to the sum of the preceding frequencies to find the cumulative frequency

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