With measurement errors taken into account in the simultaneous fitting of the measurement and the new regression equations, estimation of is unbiased; hence it reflects the true relationship much better. Certainly, introducing latent factors in models is not a free lunch..
A function point is a unit of measurement to express the amount of business functionality an information system (as a product) provides to a user. Function points measure software size. The cost (in dollars or hours) of a single unit is calculated from past projects. As of 2013, there are several recognized standards and/or public specifications for sizing software based on Function Point. 1. ISO Standards. 1  COSMIC: ISO/IEC 19761:2011 Software engineering.
Windows Embedded for Point of Service is the only operating system platform to provide Plug and Play functionality for retail peripherals such as cash drawers, scanners, POS keyboards, and receipt printers.or the purpose of quick comparison, Table 1 lists the features and components that are associated with the Windows XP Professional, Windows Embedded for Point of Service, Windows XP Embedded, and Windows CE 5.0 operating systems.