Descriptive statistics are descriptions of the main factors of a group of data or a summary of the information. These statistics give a snapshot of the information that has been gathered. This type of information is ofte... More »

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... More »

In statistics, Mu stands for the mean of a series of numbers. The mean can also be described as the average of the numbers. More »

Descriptive statistics are statistics that describe the central tendency of the data, such as mean, median and mode averages. Variance in data, also known as a dispersion of the set of values, is another example of a des... More »

A term used in statistics, a percentile is a data point below which a given percentage of observations in a group falls. For example, a 20th-percentile label on a score of 1340 on the Scholastic Aptitude Test means then ... More »

In mathematics, the purpose of descriptive statistics is to describe the properties of data samples and measurements in a simpler way. It forms part of quantitative data analysis in statistics. More »

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... More »