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Mathematics 20 Online
OpenStudy (yesseniam1):

Can anyone help me? :o How can you use a line of best fit for a set of data to make predictions about an 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 actual value?

OpenStudy (yesseniam1):

@pooja195

OpenStudy (yesseniam1):

@imqwerty

OpenStudy (♪chibiterasu):

Line of best fit just assumes that if the current pattern keeps going constantly, you can use it to predict what will happen after a while or when you use a certain value. It's not always accurate because any circumstance can change it and the line of best fit won't apply anymore since the pattern changed.

OpenStudy (♪chibiterasu):

You can predict that it's close to the actual value simply by saying that you're just following the pattern, but remember, anything can change it.

OpenStudy (yesseniam1):

That makes sense. Thank you! :D

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