Empirically-Based Approach to Understanding the Structure of Data Science

Based on a study of 620+ data professionals, we found that data science skills fall into three broad areas: domain expertise (in our case, business), technology/programming and math/statistics. I discuss the implications of study findings for current data scientists, would-be data scientists and the recruiters who try to find them. Figure 1. 25 Data Science Skills Assessed in the Data Science Survey. Click image to enlarge. Data science is our ability to extract insight from data. The common belief is that there are three major skill areas that support the practice of data science. They are: domain expertise (in business, this is business acumen), technology/programming skills and statistics skills. In our ongoing study about data science, we measured proficiency in 25 distinct data science skills among data professionals (see Figure 1). We grouped these…


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