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Trends in categorical data

Types of statistical studies

Writing expressions with variables and parentheses

By Khan Academy

Like other exercises in this tutorial, we're rewriting statements into algebraic expression. This time we have to choose which is the correct one among those given.

Writing fractions as repeating decimals

By Khan Academy

Learn how to rewrite 19/27 as a repeating decimal. What's a repeating decimal? THAT is a great question. This video explains.

Example 3: Finding the square of a binomial with two variables | Algebra I | Khan Academy

By Khan Academy

This Khan Academy video offers more information on special products and contains a few samples with a step-by-step walkthrough on these new concepts.

Squaring a binomial | Quadratics and polynomials | Algebra Basics | Khan Academy

By Khan Academy

Khan Academy presents Special Products of Polynomials 1, an educational video resource on math.

Recursive and explicit Quadratics

By MMRHS Math Help

From a table, writing relationships in explicit and recursive form

Algebra Applications: Quadratic Functions

Forensics. The distance a car travels even after the brakes are applied can be described through a quadratic function. But there is also the reaction time, the split second before the brakes are applied. The total distance is known as the stopping distance and this segment analyzes the quadratic function. This is an equation that can be used by accident investigators.