www.reference.com/world-view/two-major-types-statistics-9ec2cdd1a3aadeb4

In the world of statistics, there are two categories you should know. Descriptive statistics and inferential statistics are both important. Each one serves a purpose.

www.reference.com/article/statistics-important-a390336c9b1686a8

Experts use statistics to understand large and complex sets of data. Statistics are also helpful with surveys, which legislators use to affect policy. Knowing how statistics work is important for fully understanding news reports.

www.reference.com/article/sources-housing-market-statistics-9012c35e3303f594

The National Association of Realtors and the U.S. Department of Housing and Urban Development publish extensive housing market statistics regularly. The International Monetary Fund releases statistics of the world housing market.

www.reference.com/article/dependent-variable-df09439a99a5c4cc

In math, a dependent variable is one in an expression, equation or function that depends upon one or more other variables' values to determine its value. The dependent variable is usually isolated on one side of an equation. For example, "x" is the dependent variable in the equation x=y+1.

www.reference.com/world-view/statistical-question-b5995051eb43023

A statistical question is a question that can be answered using data that may vary. Any question that may be answered by a single number or answer is not considered a statistical question.

www.reference.com/article/variable-cost-741c99aae4359c1c

A variable cost is money that a company spends in direct proportion with its production output. As production goes up, so do the variable costs. If production drops, the variable costs drop as well. These differ from such fixed costs as advertising, rent, office supplies and insurance, which general

www.reference.com/science/controlled-variable-90609668d52c728d

A controlled variable is the element or feature that cannot be changed during the course of an experiment. The controlled variable is kept constant so the changes in other variables can be observed more easily. According to About.com, it is also sometimes referred to as the "constant" variable

www.reference.com/science/variables-experiment-dc8ba20910aee47e

Variables are factors or quantities that may be change or controlled in a scientific experiment. The three types of variables in a science project or experiment are independent, controlled and dependent variables. The independent variable is the condition or factor that is changed in the experiment

www.reference.com/world-view/common-response-statistics-c561b598fa768429

In statistics, common response refers to changes in both the explanatory and response variables that result from changes in another variable. The variable that triggers a common response is typically not part of the research design.

www.reference.com/world-view/response-variable-14511ba1f409613c

In statistics, a response variable is the quantity that is being studied based on a number of factors, which are measured as explanatory variables. This is similar to the use of the dependent and independent variable classification.