10.4 Misleading Graphs and Statistics

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Presentation transcript:

10.4 Misleading Graphs and Statistics Algebra

What’s going on here?

How we are fooled Incorrect or suggestive titles No key or scale Interval inequality Beginning axis not at zero Difficult to read charts Small number of samples What do I mean by small sample? What is a random sample and is that a good idea?

What’s going on here? What might somebody believe by looking at this? Who might want to use this chart?

What’s going on here? What might somebody believe by looking at this? Who might want to use this chart?

Why won’t this work?

What do you think about this?

What is wrong with this chart?

This looks good. Is it?

Pretty colors!

Breakin’ the law!

Can you read this?

Their giving it 100%.... Wait…

Homework! Page 704 #1 – 14 ALL