Question: Problem 1.38 Refer to the data on lead absorption in children of employees who worked in a factory where lead is used to make batteries

Problem 1.38 Refer to the data on lead absorption in children of employees who worked in a factory where lead is used to make batteries (see Problem 1.18). Compare the exposed group with the control group by drawing the box plot for the difference variable di = xi − yi, (i = 1,..., 33). What inferences can you make concerning the effect on children of the parents’ exposure to lead in their workplace?

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