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Standard deviation of life expectancy

Standard deviation is a useful aggregation for analyzing how much data varies. In this exercise, you will use standard deviation to see how much life expectancy has varied across the years for different countries.

If you lost progress, load the workbook 2_7_std_dev_of_life_expectancy.twbx from the Workbooks folder on the Desktop.

This exercise is part of the course

Introduction to Tableau

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