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.
That's where exert gets its meaning of physical force â consider that when you try hard at something, you put forth effort to do it, you push yourself. But exert can refer to other ways you push: you exert your influence to convince others to think your way; when one nation exerts its power on another; and gravity exerts its force on us, holding us down on earth.