Monthly Archives: September 2013

Back to Back Stem and Leaf Plots

Posted on September 7, 2013 by Passy

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 →

Posted in Graphs, Statistics | Tagged back to back plots, back to back stem and leaf plot video, back to back stem and leaf plot worksheet, back to back stem plots, comparison stem and leaf diagram, comparison stem and leaf graph, comparison stem and leaf plot, comparison stem plots, how to create a back to back stem and leaf plot, how to do a back to back stem and leaf plot, how to make a back to back stem and leaf plot, S&L diagram, S&L plot, statistics graphs, stem and leaf, stem and leaf diagram, stem and leaf graph, stem and leaf plot, stem plots | 2 Comments

Symmetry and Skew

Posted on September 3, 2013 by Passy

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 | Tagged histogram graphs, histogram skew, kangaroo facts, kangaroo mathematics, kangaroo rule, kangaroo rule for skew, kangaroo statistics, Mean, median, mode, skew, skew distribution, skew in graphs, skew kangaroo, skewed graph, statistics graphs, stem and leaf plot, stem and leaf skew, symmetrical distribution, symmetrical Graphs, symmetry, symmetry and skew, what is skew | Leave a comment

Mean Median Mode for Grouped Data

Posted on September 1, 2013 by Passy

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 | Tagged class interval, data midpoints, frequency table, grouped data, grouped data statistics, grouped data videos, Histogram, how to calculate averages, how to calculate medican class, how to calculate modal class, how to do statisitics, interpreting statistics, Mean, mean average from bins, mean formula, Mean Median, Mean Median and Mode for Grouped Data, mean median mode bins, median, median class, modal class, mode, Mode for Grouped Data, statistics bins, statistics formulas | 4 Comments

Monthly Archives: September 2013

Back to Back Stem and Leaf Plots

Symmetry and Skew

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