Statistics and Data Visualization

Overview

Skill and Behavioral Levels

Novice

• • Handles only simple concepts like "average."

  • Calculates simple statistics only when requested.

  • Creates simple visualizations, such as bar charts, by following instructions.

  • Knows about regressions but is uncertain about their creation.

Advanced Beginner

• • Understands the concept of statistical inference.

  • Creates spreadsheet datasets in the format appropriate for data visualizations.

  • Generates regressions and data visualizations in a spreadsheet using default settings.

  • Uses basic concepts of experimental design to guide data collection and analysis.

Competent

• • Creates appropriate experimental designs for each problem.

  • Institutes efficient data collection protocols.

  • Handles complex data efficiently using a variety of software.

  • Uses a variety of statistical software in solving problems and displaying results.

  • Selects an appropriate statistical test for a variety of situations.

  • Draws from a wide range of statistical tests and understands the basic assumptions on which each is based.

  • Builds visualizations that are supportive of problems and which meet high-quality standards.

  • Guides other people in the proper use of statistics for common problems.

Proficient

• • Understands a wide range of applicable statistical tests.

  • Performs tests to determine minimum sampling sizes.

  • Extracts information using exploratory tools.

Expert

• • Develops new forms of data visualization.

  • Creates data handling software that meets specialty needs.

  • Understands the mathematics behind the statistical tests.

  • Builds experimental designs that are highly efficient and appropriate to problems.