What is Perceived Usefulness (PU)

Defined as the degree to which a person believes that a singular IS would enhance his/her job performance.

Perceived usefulness (PU) is one of the independent constructs in the Technology Acceptance Model (TAM). It is “the degree to which a person believes that using a particular system would enhance his/her job performance” ( Davis, 1989 AU95: The citation "Davis, 1989" matches multiple references. Please add letters (e.g. "Smith 2000a"), or additional authors to the citation, to uniquely match references and citations. ).

One of the two key variables in the technology acceptance model. PU directly influences both attitude toward systems use and behavioral intention to use the system. PU is influenced by perceived ease of use.

A component of Davis’ (1989) original TAM model measured through seven self-report questionnaire items defined as “the degree to which a person believes that using a particular system would enhance his or her job performance” (p. 320).

Refers to the degree to which a person believes that using a particular system would enhance his or her job performance.

The degree to which an individual believes that using a particular information technology system would enhance his or her job performance. A system high in perceived usefulness is one that a user believes has a positive usage to performance relationship ( Davis, 1989 ).

Perceived Usefulness (PU) is one of the independent constructs in the Technology Acceptance Model (TAM). It is “the degree to which a person believes that using a particular system would enhance his/her job performance” (Davis, 1989).