Hi, I have just started my AP Stats class and we have a short quiz tomorrow on a few things. I was just wondering where did this http://math.sierra.cc.ca.us/Statistics/statisticsformulas/statis3.gif come from? Where did those numbers come from to create that forumula?(adsbygoogle = window.adsbygoogle || []).push({});

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# Statistics Formula: Where did it come from?

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