From Wikipedia, the free encyclopedia. The unit of analysis is the major entity that is being analyzed in a study. It is the 'what' or 'who' that is being studied. In social science research, typical units of analysis include individuals (most common), groups, social organizations and social artifacts.
Exercise is exertion. noun. Exertion is defined as physical or mental effort, or to the use of force or influence. Doing an extremely hard crossword puzzle that taxes your brain is an example of mental exertion.
Definition of labor. 1  1a : expenditure of physical or mental effort especially when difficult or compulsory was sentenced to six months at hard laborb (1) : human activity that provides the goods or services in an economy Industry needs labor for production.