This is a test for data scientists, analysts, and statisticians to measure knowledge of and ability to implement statistical concepts for the purpose of data analysis. This includes descriptive statistics, analysis of variance, algorithms, hypothesis testing, data mining, machine learning methods, regression models, and predictive analysis. This test does NOT focus on specific vendors, technologies, or programming languages, and instead covers the mathematical calculations used during data analysis. Note: also available are related tests in DATA SCIENCE and ARTIFICIAL INTELLIGENCE AND MACHINE LEARNING, which cover high-level concepts on these subjects.