Millionaires are Baby Boomers (or Older) For most Americans, incomes tend to rise with age and experience. Thus, it is not surprising that in 2009, 80 percent of millionaires were older than age 45 and close to half of all millionaires (46 percent) were older than age 55.
Theory. A scientific theory summarizes a hypothesis or group of hypotheses that have been supported with repeated testing. A theory is valid as long as there is no evidence to dispute it. Therefore, theories can be disproven.
In addition, a hypothesis is usually a long statement used in the scientific method. Theory. Theory is the simplest tool that can be used to explain a certain phenomenon. Formulation of a theory involves many steps, and the final theory is put forward based on the results and their viability.