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The correlation between a​ cereal's fiber and potassium contents is requals= what fraction of the variability in potassium is accounted for by the amount of fiber that servings​ contain?

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davidsilva2019
I found the whole exercise on the internet and R=0.903.
According to mathematics, the variability in potassium can be explained by the amount of fibre that the servings contain. By doing [tex] R^{2} [/tex] we find that fraction.
[tex] 0.903^{2} [/tex]=0.8154
bscott5262
THe answer is R=.9030

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