Category Archives: Statistics

Real World Charts and Graphs

Posted on March 24, 2012 by Passy

Image Source: http://www.pacificu.edu In this lesson we are looking at some real world graphs. The idea is to show people how different types of graphs can be useful for real life situations. First we take a look at Health and … Continue reading →

Posted in Graphs, Statistics | Tagged applications of graphs and charts, bar charts, cholesterol graphs, column graphs, computer gaming charts, computer gaming graphs, graphs, graphs for business, graphs in the real world, health graphs, math, mathematics, maths, medical graphs, medical math, medical maths, practical uses of graphs, practical uses of graphs and charts, reading business graphs, reading real world graphs, real graphs and charts, Real World Graphs, sales and marketing graphs, sleep apnea graphs, vital signs, vital signs charts, why people make graphs | 6 Comments

Stem and Leaf Plots

Posted on March 19, 2012 by Passy

It is quite a bit of work to manually make a bar chart of a set of data results in a Mathematics Workbook. So in the 1960’s, John Tukey came up with a simplified version of the standard bar chart, … Continue reading →

Posted in Graphs, Statistics | Tagged how to make stem and leaf plots, how to make stem plots, how to read stem and leaf plots, how to read stem plots, median from stem and leaf plot, median from stem plot, stem and leaf plots, stem plots | 10 Comments

Misleading Graphs

Posted on March 13, 2012 by Passy

Image Source: http://www2.fiu.edu Graphs are often deliberately made misleading when put on TV or in Newspapers. The graph shown below is designed to make it look like after a small drop in unemployment, it started to go up and get … Continue reading →

Posted in Graphs, Statistics | Tagged cheating with graphs, cheating with statistics, fake charts, fake graphs, how to lie using graphs, how to lie using statistics, how to lie with graphs, incorrect graphs, lying graphs, misleading charts, Misleading Graphs, misleading statiistics | 20 Comments

Online Graph Makers

Posted on March 12, 2012 by Passy

Microsoft Excel is great for making Charts and Graphs. However we can also use some free Graph makers on the Internet for doing most of the basic graphs we need for mathematics. In this lesson we look at How to … Continue reading →

Posted in Graphs, Online Graph Makers, Statistics | Tagged Chart Go, Chart Go Review, Chart Go Tutorial, draw a graph online, draw graphs online, free chart maker, free garahing tools, free graph drawer, free graph maker, free graph making, free graph review, free graphing software, graphing app, graphs app, how to make a chart online, Kids Zone Make a Graph Review, make a chart online, Make a Graph, make a graph online, Make a Graph Review, Make a Graph Tutorial, online chart tools, online graph maker, Online Graph Makers, Online Graph Making Review | 11 Comments

Averages – Mean Median Mode

Posted on March 6, 2012 by Passy

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 | Tagged average, averages, calculate mean, calculate median, calculate mode, calculate range, excel median, excel mode, how to calculate average, mathematical averages, Mean, mean median mode in excel, mean median mode ipad, mean median mode ipod, mean with excel, measures of central tendancy, median, mode | 11 Comments

Category Archives: Statistics

Real World Charts and Graphs

Stem and Leaf Plots

Misleading Graphs

Online Graph Makers

Averages – Mean Median Mode

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