Introduction Hello Beginners! I'm between a beginner and an intermediate in Data Science; i pursued this path, having graduated in Applied Statistics with computing. While in campus ,i didn't do much of Excel in my coursework. We were just introduced to other database software and other statistical tools like SQL and STATA. This underestimated the power of Excel making me to miss a lot then. I therefore started a course at LuxDev Academy, focusing on data science in order to capture what i miss