Question: 7. Does the coefficient on nprevist measure a causal effect of prenatal visits on birth weight? If not, what does it measure, and what role

7. Does the coefficient on nprevist measure a causal effect of prenatal visits on birth weight? If not, what does it measure, and what role does it play in a regression of birthweight on smoker, alcohol, and nprevist? (20 marks)

This is a r studio question and regarding the birthweight dataset.

Regarding Muti OLS regression

https://www.princeton.edu/~mwatson/Stock-Watson_4E/Stock-Watson-Resources-4e.html

Download the dataset: Birthweight and Smoking(Used in EE 5.3, 6.1, 7.1, 9.2)

https://files.pearsoned.de/inf/ext/9781292264523

The context of the question is located in Empirical Question E6.1

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