A somewhat surprising fact about coffee is that the longer it is roasted, the less caffeine it

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A somewhat surprising fact about coffee is that the longer it is roasted, the less caffeine it has. Thus an ‘‘extra bold” dark roast coffee actually has less caffeine than a light roast coffee. What is the explanatory variable and what is the response variable? Do the two variables have a negative association or a positive association?

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Statistics Unlocking The Power Of Data

ISBN: 9780470601877

1st Edition

Authors: Robin H. Lock, Patti Frazer Lock, Kari Lock Morgan, Eric F. Lock, Dennis F. Lock

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