Raymond+Cosby

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had to add them to numbers togther and divid by 2. You always do this but only
=== if it's two numbers in the middle. Both of the teachers did the range last because you take the lowest number and the highest number; subtract both of them to get your answer and your highest number is alway the ===

That measn they were working bacwards.
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medain, mode, range, etc to be able to figure out the answers. Standard diviation is the spread of the data from the mean.
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Histograms are the frequency of something. The teacher collected his data to see how many times and people road a roller coaster.
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Do the same thing for the other side.
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