BAC = 0.023 × number of drinks The Department of Motor Vehicles warns of the eff

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BAC = 0.023 × number of drinks

The Department of Motor Vehicles warns of the effect of drinkingalcohol on one's blood alcohol content (BAC, in percent of volume)and behavior.
At BAC of 0.8 or higher driving skills and response time areimpaired and the risk of accidental death is greatly increased.
One "drink" is defined as 12 ounces (oz) of beer or 4 oz of tablewine (or 1.25 oz of 80-proofliquor).
For a 160-pound man, BAC as a function of the number of drinksdrunk in one hour can be expressed by the regression line

BAC = 0.023 × number of drinks

for predicting BAC from the number of drinks.

Explanation / Answer

D. The slopeis 0.023; this means that, on average, BAC increases by 0.023 foreach drink consumed.

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