exercise

Detecting data types

A column has been changed in the unemployment DataFrame and it now has the wrong data type! This data type will stop you from performing effective exploration and analysis, so your task is to identify which column has the wrong data type and then fix it.

pandas has been imported as pd; unemployment is also available.

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Întrebare

Which of the columns below requires an update to its data type?

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country_name

continent

2019

2021

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Întrebare

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exercise