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.
Vibration is a time-based (periodic/cyclic) displacement of an object around a center static position. The coupling mechanism between vibration energy source and the object of interest. Vibration measurement is complex because of its many components â displacement, velocity, acceleration, and frequencies.