Category Archives: Statistics

Introduction to Probability

Image Source: http://cdn.caradvice.com.au Statistically the most likely age group to have an auto accident is the 18-25 year old male group. (They are young inexperienced drivers, and for some reason they don’t always seem to drive as carefully as other … Continue reading

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Back to Back Stem and Leaf Plots

Image Source: Modified from http://ex-interim.blogspot.com.au In this lesson we look at Back to Back Stem and Leaf Plots. These types of graphs are used for comparing two sets of statistics where the same thing has been measured. Using a Back … Continue reading

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Symmetry and Skew

Image Copyright 2013 by Passy’s World of Mathematics This statistics lesson is all about Symmetry Skew and the Kangaroo ! The shape of a Histogram, Bar Chart, or Stem and Leaf plot tells us the type of data distribution we … Continue reading

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Mean Median Mode for Grouped Data

Image Source: WordPress.com A survey was conducted at a Cafe which sells food and coffees. The reason for the survey was that they were having trouble keeping up with the demand for Cappuccino coffees during peak periods. The Barista suggested … Continue reading

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Mathematics of the Melbourne Cup

Image Source: http://www.theepochtimes.com Bart Cummings is the “Cups King” – the horse trainer who has won more Melbourne Cup races than anyone. Long Live the King! In this lesson we look at some of the mathematics associated with Austrlia’s premier … Continue reading

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