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FREQUENCY TABLES: MODE, MEDIAN AND MEAN

Elliot O'Leary

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Data analysis

Description

HSC Maths Mind Map on Data analysis, created by Skye Boulton on 03/08/2013.

Mind Map by Skye Boulton, updated more than 1 year ago

	Created by Skye Boulton almost 12 years ago

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Resource summary

Data analysis

Measures of central tendency
1. Mode
2. Mean
3. Median
Measures of Dispersion
1. Range
2. Interquartile range
3. Standard Deviation
Graphs and tables
1. Column/Bar Graph
2. Tables
3. Radar Chart
4. Area Chart
5. Population Pyramid
Normal Distribution
1. Standard Score z=x-a/sd
2. Approximations
  1. 68%= z of 1 or -1 & sd of 1
  2. 95%= z of 2 or - 2 & sd of 2
  3. 99.7%= z of 3 or -3 & sd of 3
Correlation

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