- Baltes Life-span perspective/Social optimization with compensation (SOC) : Baltes Life-span perspective/Social optimization with compensation (SOC) is a theory on human development that proposed that development is multiply determined optimization of goals . This theory put emphasis on the interactions of all four (4) forces psychological, social, biological and life cycle forces on human development and cannot consider any in isolation . Life-span perspective view that human developent is multiply determined and cannot be understood within the scope of a single framework.
Bar graph refers to a frequency distribution graph in which a vertical bar indicates the frequency of each score from a nominal or ordinal scale of measurement . It is a means of illustrating the frequency of qualitative data using spaced vertical bars. Qualitative class intervals are plotted on the abscissa, with frequency represented on the ordinate and the frequency of each class represented by the height of the bar over that class interval.