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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 »

www.reference.com Math Statistics

The main advantage of statistics is that information is presented in a way that is easy to analyze, which makes its conclusions easily accessible. Comparative statistical analysis allows people to identify the strengths ... More »

www.reference.com Math Statistics

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 »

www.reference.com Math Statistics
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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 »

www.reference.com Math Statistics

The purpose of statistics is to allow sets of data to be compared so that analysts can look for meaningful trends and changes. Analysts review the data so that they can reach conclusions regarding its meaning. Statistics... More »

www.reference.com Math Statistics

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 »

www.reference.com Math Statistics

The box-and-whisker plot is a technique in statistics that graphically shows the distribution of a set of data involving the minimum and maximum values, as well as the first, second and third quartiles. The plot is typic... More »

www.reference.com Math Statistics