Finding the most popular names each year
You saw that you could use filter() and arrange() to find the most common names in one year. However, you could also use group_by() and slice_max() to find the most common name in every year.
Ця вправа є частиною курсу
Data Manipulation with dplyr
Інструкції до вправи
- Use
group_by()andslice_max()to find the most common name for US babies in each year.
Інтерактивна практична вправа
Спробуйте виконати цю вправу, доповнивши цей зразок коду.
babynames %>%
# Find the most common name in each year
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