HEATKEYS

Wessa.net offers free educational forecasting software (time series analysis) and statistics software.

Mathematics Lessons and Resources for High School Teachers and Students, including math lesson notes, math videos, math worksheets, math tests, and math games.

Smart, fun, plain-spoken study guides and teacher resources. Digital textbooks by Ph.D. and Masters students from Stanford, Harvard, Berkeley

Create custom pie , bar , spline, line and area charts. Change colors, font with our free tool. You can even download the charts or share them directly with a short URL!

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Quickly generate printable worksheets and their answer keys. Math worksheets including addition, multiplication tables and exercises; whole numbers, decimal, fractions and integers problems worksheets; comparing numbers worksheets. Matching exercises...

Create online graphs and charts. Choose from different chart types, like: line and bar charts, pie charts, scatter graphs, XY graph and pie charts.

Statistical resources for social scientists, including Z-test, Chi-square & T-test statistical calculators.

Online courses for process improvement and online Six Sigma training in Design of Experiments, Measurement Systems Analysis (MSA), Gage R&R, Statistical Process Control (SPC), Statistics. Free Introduction to Statistics, Excel Primer, Six Sigma G...

A premier small public research university nationally acclaimed for excellence in liberal education, medicine, biological and health sciences, and environmental leadership.