Median lengths of pregnancies for smoking and non-smoking mothers
Let's turn our attention to another variable, weeks
, indicating the length of the pregnancy. Construct a bootstrap interval for the difference in median lengths of pregnancies of smoker and non-smoker mothers.
This exercise is part of the course
Inference for Numerical Data in R
Hands-on interactive exercise
Have a go at this exercise by completing this sample code.
# Filter for non-missing habit & non-missing weeks
ncbirths_complete_habit_weeks <- ncbirths %>%
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