Data Cleaning and Preparation in R

Creating Derived Variables

Code Example 1

30-45 minutes Applied Step 7 of 12

Code

Code Example 1

7 / 12

Code

Code Example 1

enrollment_prepared <- enrollment_data |>
  mutate(
    date_of_birth = as.Date(date_of_birth),
    enrollment_date = as.Date(enrollment_date),
    age_years_derived = as.numeric(enrollment_date - date_of_birth) / 365.25
  )