Statistical significance - vacation days
Your other observation was that employees in the sales department take fewer vacation days on average than the rest of the company. You can test whether that observation is statistically significant as well.
Este ejercicio forma parte del curso
HR Analytics: Exploring Employee Data in R
Ejercicio interactivo práctico
Prueba este ejercicio y completa el código de muestra.
# Test the hypothesis using the survey_sales data
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