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Home Q & A Board Science-Related Homework Help Mathematics Statistics and Probability
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JisselFlores JisselFlores
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4 years ago
Researchers investigating the association between the size and strength of muscles measured the forearm circumference (in inches) of 20 teenage boys. Then they measured the strength of the boys' grips (in pounds). Their data are plotted below.


a. Write a few sentences describing the association.
b. Estimate the correlation.   r = _______
c. If the point in the lower right corner (at about 14" and 38 lbs.) were removed, would the correlation become stronger, weaker, or remain about the same?
d. If the point in the upper right corner (at about 15" and 75 lbs.) were removed, would the correlation become stronger, weaker, or remain about the same?
Textbook 
Stats: Modeling the World

Stats: Modeling the World


Edition: 4th
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sarahlouhiggsarahlouhigg
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JisselFlores Author
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#2
4 years ago
Exactly what I needed for my project, TYSM
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