But considering the two rolls, the events in question are independent and not mutually exclusive, so you want to also use the general disjuction rule. There are two ways to be successful here. You should be able to identify the percentage , the population and the property . One out of ten people living in Los Angeles suffers from alcoholism. Nearly half of all adult women are employed.
Most freshman take philosophy.
Few logicians are rich. The statement is about the population as a whole and not about any particular individual in that population. It is important when assessing the merits of a statistical statement to consider exactly what population is mentioned. The population is also sometimes called the reference class . The percentage indicates some quantity relative to the population.