U.S. Justice Department: Does Neighborhood Watch reduce crime? Neighborhood Watch programs became popular in the 1970s and 1980s; by 2000, roughly 40% of the U.S. residential population was covered by such citizen crime-watching programs.
Definition of actuarial. 1  1 : of or relating to actuaries. 2  2 : relating to statistical calculation especially of life expectancy.
The act is a discipline that applies statistical and probabilistic methods (mathematical) to risk assessment in industry. Many people can spend their lives without knowing that there are actuaries, a well-paid profession, it also offers a much wider field of work in the private media in particular.