Charles D Arnold Email & Phone Number

Davis, Ca, Us

Davis, Ca

Independently examine all aspects of a research problem, create mathematical models, and determine the correct study design and statistical procedures to apply.Efficiently execute analyses and participate in writing manuscripts, including describing methods used and helping with interpretation of results. Requires excellent oral and written communication skills, including the ability to communicate procedures and results to non-statisticians.Aggregate datasets across time and collection modules while ensuring internal and external consistency. Interface with a variety of electronic data collection software to monitor data as it’s collected. Be the central archivist for data requests and support internal and external researchers.Be skilled in statistical programming packages with demonstrated ability and experience in advanced software, including SAS, Stata, and R.

Redwood City, Ca

• Led the refinement of a product categorization algorithm to improve client experience and internal analyses.• Advised management on project direction and focus.• Standardized code formatting and file organization.• Constantly wrote SQL queries to extract data for analysis in Excel or R.• Researched and implemented novel machine learning methods while considering constraints of existing procedures.• Reduced algorithm run-time by 2/3 while increasing overall accuracy by 10%.• Regularly interfaced between Impala and R to streamline data processing.

San Francisco Bay Area

• Standardized data storage and file organization to minimize obstacles to aggregation.• Presented results and helped troubleshoot obstacles at weekly group meetings.• Developed research protocols and coding template to maximize team efficiency.• Organized undergraduate research team in investigating genetic, behavioral, and economic data.• Performed extensive literature reviews to generate data.• Used instrumental variable regression and linear modeling knowledge to explore data relationships and test hypotheses.• Interpreted data to advise PI on direction of project.

San Francisco Bay Area

• Implemented and explained machine learning and big data statistical algorithms.• Explained complex mathematical and statistical concepts to groups with diverse backgrounds.• Taught as an assistant for upper division statistical programming courses taught primarily in R and covering the basics of XML, SQL, and UNIX along with regular expressions, web scraping, and graphics.• Led weekly discussions and office hours to answer conceptual questions and help students troubleshoot and identify errors.

Berkeley, Ca

• Created a simple SQL database to store 3 years of observational data related to Giant Kangaroo Rats’ health and habitat.• Used SQL queries and new data structure to investigate and remedy previously unknown discrepancies.• Independently researched available software and developed plan of implementation.• Developed algorithm to assign consistent unique identifiers to animals observed across different years, study sites, research groups, and ear tags.

Colorado Springs, Colorado Area

• Led the development of a new method of product quality testing for biomedical glue.• Independently researched, planned, and conducted wet lab experiments for the testing of biomedical products.• Presented results and project plans to lead research scientists.

Master'S Degree, Statistics

Bachelor Of Arts (B.A.), Statistics, Molecular & Cellular Biology