As a freelance statistician, you are an independent contractor who has the same responsibilities as a statistician, but you work on a contract or assignment basis. Your duties in this career are to collect data, analyze numerical data to identify patterns, and create statistics based on these patterns. You also craft experiments and surveys to help test theories and form mathematical data. The reports you make help businesses and organizations understand statistics that can improve their revenue and business practices and learn more about their industry and customers. You can find work in fields like healthcare and finance.