A representative sample is used in statistical analysis and is a subset of a population that reflects the characteristics of the entire population.

Course TopicsR is a free computing and graphical software/environment for statistical analysis. This short course is designed to provide a basic statistical analysis in R using two data. The first ...

For each indicator, the latest figure and its one-year, five-year, and 10-year changes are easy to understand in terms of raw data, but we need supplementary statistical analysis to determine ...

The paper describes and provides examples of four different applications of the use of neighbouring plot values in the analysis of agricultural field experiments. The topics include the use of check ...

This paper presents a definitive description of neural network methodology and provides an evaluation of its advantages and disadvantages relative to statistical procedures. The development of this ...

Knowledge of statistical and financial analysis methods and procedures is so important that Hal Varian, chief economist at Google, called statistician the "sexy job" of the 21st century.

Discover what quartiles are in statistics, how to calculate them, and see examples to help you interpret data more ...