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Published byZackary Sidney Modified over 2 years ago

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How to mislead with graphs 7’6” 5’2.5” Yao = Christina X 2? of course not…

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How to mislead with graphs

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Housing prices have tripled over the last year?!?

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How to mislead with graphs Gee-whiz! Oatmeal cuts your cholesterol by 75%!

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How to mislead with graphs

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Use a short and fat bar if you want to minimize differences…

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How to mislead with graphs Use a tall and skinny bar if you want to maximize differences…

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How to mislead with graphs Or why not just scale it without the bottom part of the y-axis? Chop off the “feet”

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How to mislead with graphs If I’m Mr. Jones… …I’m deliberately choosing a tall and skinny bar AND chopping off the bottom of the axis.

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Reaganomics Tax Reduction Legislation televised address from the Oval Office, July 27, 1981

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$999 $1000 $1001 $1003 $1002 $1004 $1005 “THEIR” bill is the Democratic plan “OUR” bill is the new Republican plan “YOUR TAXES” makes it nice and personal

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How to mislead with graphs

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pictographs...

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How to mislead with graphs LA Times, August 5, 1979

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How to mislead with graphs

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Washington Post October 25, 1978

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How to mislead with graphs No y-axis at all! Sales in 1995 = sales in 1997 but you’d never know!

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How to mislead with graphs

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An actual presentation from the county… click

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A Radio Addvertisement from Express Oil Change Talking about dealers charging 37% more for the same work. This means the dealer will charge you $1.37 for the same work a private shop would charge a $1 for. Final example was “Would you like it if you give someone a dollar and asked for change, and they give you back 63 cents.” 63 cents is 37 cents less than a dollar, but what is wrong with the last example?

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Example 1 The graph appears to show that Beary Sticks has far less sugar than the other cereals.

Example 1 The graph appears to show that Beary Sticks has far less sugar than the other cereals.

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