Penguin group counts

Looking at the penguins dataset, your colleague gets curious about how many observations of the different species there are. With your knowledge of groupby(), can you help them?

The penguins dataset and the DataFrames package have been loaded for you.

Ця вправа є частиною курсу

Data Manipulation in Julia

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Інструкції до вправи

Create a penguin_species GroupedDataFrame by grouping penguins by species column.
Get the number of rows per penguin_species, naming the resulting column as penguins_observed, and sorting the results in descending order of penguins_observed.

Інтерактивна практична вправа

Спробуйте виконати цю вправу, доповнивши цей зразок коду.

# Create penguin_species
____ = ____(____)

# Count the observations per group and rename the column, then sort
____(____(penguin_species, ____), ____, ____)

Редагувати та запускати код