Applied multi-level model on panel data in MLB promotion marketing

In 2015, I watched Moneyball — the story about how Oakland A, a small-market team in MLB, using data science/statistics to bring together a strong team with a limited budget to beat other rich-and-famous teams and win 20 consecutive games in 2002 season. It was the first time I learned how data analytics can be so powerful, and it also inspired me to pursue this data career…