# Sum of squares

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### The Most Famous Document of Babylonian Mathematics: Plimpton 322. Plimpton 322 reveals that the Babylonians discovered a method of finding Pythagorean triples, that is, sets of three whole numbers such that the square of one of them is the sum of the squares of the other two.

### Kindergartners add the two sides of a domino and then put it on the matching plywood square. GREAT for seeing all of the combinations to twelve! (image/idea only)

How to Calculate the Sum of Squares for Error (SSE). The sum of squared errors, or SSE, is a preliminary statistical calculation that leads to other data values. When you have a set of data values, it is useful to be able to find how.

### ANOVA 1: Calculating SST (total sum of squares) | Probability and Statistics | Khan Academy - YouTube

### (1) ANOVA 1: Calculating SST (total sum of squares) | Analysis of variance | Inferential statistics | Probability and statistics | Khan Academy

Use this game for review of factoring skills. This is a great break from worksheets and task cards. Students can play individually or in teams. Answer keys are included. Factoring topics covered: Sum of Cubes Difference of Cubes Grouping Difference of Squares Quadratics ***Jenga pieces should be color

Spiral Fantasy ___ by Alfred Laing ___ Fractals are so purty! Here are the winners of the 2007 Second International Benoit Mandelbrot Fractal Art Contest, which was named after the Father of Fractal Geometry himself