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Statistics

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Select data from these choices: gender, home internet, right- or left-handed, year level, reaction time, concentration score, homework hours and travel time.

Screen grab from L5903 Graph investigator: hand preference.
Source: © Education Services Australia Ltd, 2011

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Data table with yes or no answers recorded. Pie graph showing 82% answered "yes" and 18% answered "no".

Screen grab from L5903 Graph investigator: home internet access.
Source: © Education Services Australia Ltd, 2011

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Pie graph showing Woolworths 28.5%, Coles 21.1%, David’s 13.3%, IHL 4.4% and other 61.2%. The 'other' category appears to be less than half of the circle.

Grocery market shares.
Source: Fairfax Syndication.

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Strip divided into 20 equally sized parts then shaded into one section of 5, the next of 10 and the last of 5.

Frequencies for categories.
Source: © Jane Watson.

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Pie graph displaying proportions of one-quarter, one-half and one-quarter.

Pie graph created from the frequencies.
Source: © Jane Watson.

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Person holding a piece of material from outstretched hand to nose with head averted. Length of material marked as 1 metre.

Using an armspan to measure.

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Box plot labelled with the words ‘minimum’, ‘first quartile’, ‘median’, ‘third quartile’ and ‘maximum’. Another plot below with five-number summary of 5, 7, 17, 32 and 55.

Structure of a box plot.

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24 values plotted from 166 to 194 centimetres, roughly equally spread about 178. The mean is shown as equal to the median.

Dot plot of Australian Prime Ministers' heights.

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Dot plot of 63 cricket scores from 0 to 219, with many bunched near 0 and only 4 greater than 120. Positively skewed distribution with mode less than median and the median less than the mean.

Mark Taylor's first innings scores.

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Red symbol like an upside down T

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blue triangle outline

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green asterisk

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Positive correlation between income per person and life expectancy. African nations at the lower end, Asia in the centre, the Americas and Europe at the higher end.

Graph from Gapminder showing correlation of wealth and lifespan for 200 countries in 2011.
Source: Gapminder, Free material available from www.gapminder.org

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Image of equipment needed, papers for random sampling and some instructions.

Screen grab of Maths by email: How much is lots?
Source: © CSIRO. Licensed under a Creative-Commons Attribution Licence 3.0 (CC BY 3.0).

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Sample score sheet, image of thumb wrestling and some instructions.

Screen grab from Maths by email: thumb wrestling.
Source: © CSIRO. Licensed under a Creative-Commons Attribution Licence 3.0 (CC BY 3.0).

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Overview of site showing the following topics: Number, Data Collection and Sampling, Data Representation, Chance and Basic Probability, Data Reduction and Inference.

Screen grab from Numeracy in the News.

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Lists the 3 possible topics: Which people use the Internet? What is the internet used for? And Where do people connect to the Internet?

Screen grab from Home Internet survey: topics

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Comparative column graph showing that no matter the age the use of a home computer is consistent, but that the older the child the more the Internet is used at home.

Screen grab from Home Internet survey: who?

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