Select links to different types of graphs to learn about their use and misuse. Includes descriptions and examples of line graphs, bar graphs, scatter plots, and pie charts. Data Handling: Misleading Graphs; Learn how statistics can be used to prove a point and misrepresent collected data.
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www.emints.org/ethemes/resources/S00001344.shtml
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Relative size graphs. Here side-by-side bar graphs are best, but all bars must be anchored at zero. All bars should be equal Misplaced zero point. Most people assume that the zero point is at the bottom of the graph. This can give a very misleading impression of the amount of change present in a data series.
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www.math.sfu.ca/~cschwarz/Stat-301/Handouts/node8.html
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Here are some things to check as you decide if a graph is misleading. A student made the table below and used it to make the bar graph
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www.glencoe.com/sec/math/prealg/prealg05/study_guide/pd...
www.glencoe.com/sec/math/prealg/prealg05/study_guide/pdfs/prealg_pssg_G102.pdf
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Example 2 Misleading Bar Graphs; CAR SALES The graphs show the number of cars sold each year by a particular car dealer. Explain why the graphs look different. The graphs look different due to the different vertical scales.
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www.glencoe.com/sec/math/prealg/prealg05/extra_examples...
www.glencoe.com/sec/math/prealg/prealg05/extra_examples/chapter12/lesson12_5.pdf
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By looking at misleading graphs and trying to use the data, students will become aware of considerations to make when using bar graphs. View Misleading Graphs...
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www.teachervision.fen.com/graphs-and-charts/printable/4...
www.teachervision.fen.com/graphs-and-charts/printable/4330.html
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misleading. The second website (which was operational at the time of instruction), will fill in the other reasons, with regard to line graphs, bar graphs,
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www.ms.uky.edu/algebracubed/lessons/Graphs.pdf
www.ms.uky.edu/algebracubed/lessons/Graphs.pdf
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Students will then construct at least two bar graphs to be used in a commercial Begin a discussion on how misleading graphs are used in advertising...
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www.shodor.org/interactivate/lessons/MisleadingGraphs/
www.shodor.org/interactivate/lessons/MisleadingGraphs/
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Activity: Misleading Graphs Overview: Two different bar graphs are made from the same survey of favorite foods. The students need to determine which graph is more fair and why, by studying the graphs and altering the data.
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www.northcanton.sparcc.org/~technology/excel/files/misl...
www.northcanton.sparcc.org/~technology/excel/files/misleading_graphs.html
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Looks can be deceiving and that's one of the problems with today's three-dimensional bar graph. While these graphs may look correct, researchers from the Johns Hopkins Bloomberg School of Public Health believe they are in fact inaccurate and misleading. Chart Junk? How Pictures May Help Make Graphs Better (Nov.
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www.sciencedaily.com/releases/2003/08/030813071305.htm
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