Measures of Dispersion: Definition, Types, Pros & Cons

Measures of Dispersion: Definition, Types, Pros & Cons

Measures of dispersion or spread give us some idea of how the values of a distribution cluster around the average and to what extent the observations differ from the mean. The three main measures of dispersion of a distribution are the range, the variance and the standard deviation.
Centrally Planned Economy: Definition & Features

Centrally Planned Economy: Definition & Features

A centrally planned economy is an economic system in which economic decisions are made by the government of a country through a central economic planning bureau. It is also called a command economy and is associated with a socialist or communist economic system.