Question: In the first equation, interpret the coefficient on the variable cigs. In particular, what is the effect on birth weight from smoking 10 more cigarettes

In the first equation, interpret the coefficient on the variable cigs. In particular, what is the effect on birth weight from smoking 10 more cigarettes per day? How much more is a white child predicted to weigh than a nonwhite child, holding the other factors in the first equation fixed? If the difference statistically significant

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