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Tag Archives: Statistics
Back to Back Stem and Leaf Plots
Image Source: Modified from http://exinterim.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
Posted in Graphs, Statistics
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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
Posted in Graphs, Statistics
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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
Posted in Graphs, Statistics
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Averages – Mean Median Mode
Image Source: Google Images In this lesson we look at how to calculate the Mean, Median, Mode, and Range. We then include a SlideShare presentation at the end that shows how to do these same calculations quickly using Microsoft Excel. … Continue reading
Posted in Statistics
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Basic Histogram Graphs
Image Purchased from iStockPhoto by Passy’s World In this lesson we will be looking at how to make a special type of statistics graph called a “Histogram”. Drawing a Basic Histogram Video The following three minute video shows the basics … Continue reading