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Copy of Mystery Number: What Does it Tell Us?
What does "r" tell us? Guided discovery lesson re: correlation coefficient (without using this term)
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Shown below is is a list of points. Note the mystery number "r" changes as you move them. Drag them around for a bit. As you do, pay attention to the value of this mystery number. (.ggb)
If possible, move these points around to make the value of "r" as high as you possibly can. Then answer the question that follows. (.ggb)
If possible, move these points around to make the value of "r" as low as you possibly can. Then answer the question that follows. (.ggb)
Is it possible to get r = 0? Try it! (.ggb)
Can you get r = 0 in a way different from above? Try it! (.ggb)
donato
2020年11月4日 - 下午6:09
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algebra
algebra-1
best-fit-line
ccss
coefficient
common
common-core
core
correlation
correlation-coefficient
lesson
line-of-best-fit
linear-regression
practice
regression
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12 – 19+
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Italian / Italiano
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Mystery Number: What Does it Tell Us?
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Tim Brzezinski
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