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19-03-2017
Mathematics

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you use in line to best fit the set of data to make a prediction about the unknown value. The correlation coefficient for your data set is -0.015. How confident can you be that your predicted value will be reasonably close to the actual value?

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19-03-2017

Not at all confident.
-1 would be a very strong negative and +1 would be a very strong positive.
-0.015 would not have a correlation

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