I got 30.72 % as the answer which can be rounded to 31%. I just wanted to check whether you calculated the change in salary per unit basis and got the answer as 0.31 or did i make a mistake somewhere. I still marked the answer as 0.31 and got it right.
Percentage Change= (Change in Staff cost)*100/(Staff cost in 2008)
In this R data science project, we will explore wine dataset to assess red wine quality. The objective of this data science project is to explore which chemical properties will influence the quality of red wines.
Text data requires special preparation before you can start using it for any machine learning project.In this ML project, you will learn about applying Machine Learning models to create classifiers and learn how to make sense of textual data.