Value Chain Analysis is the method to identify all the elements in the linkage of activities a firm relies on to secure the necessary materials and services, starting from their point of origin, to manufacture, and to distribute their products and services to an end...
A Value Chain is the linked set of activities within a supply chain that actively add value to the end product, as opposed to support or reporting activities. (Bridgefield Group ERP-Supply chain Glossary)
Value Analysis is the method to determine how features of a product or service relate to cost, functionality, appeal and utility to a customer (i.e., engineering value analysis). (See Target Costing .)
A value-added reseller (VAR) is a company that adds some feature(s) to an existing product(s), then resells it (usually to end-users) as an integrated product or complete “turn-key” solution… (Wikipedia)
Standard deviation is an index of variability that statisticians can use to characterize the dispersion among the measures in a given population. It’s the measure of the spread of the data about the mean. Numerically, the standard deviation is the square root of the...