What Cashiers Do About this section Cashiers process returns and exchanges of merchandise. Cashiers process payments from customers purchasing goods and services.
Statistics and Probability Dictionary. Select a term from the dropdown text box. The online statistics glossary will display a definition, plus links to other related web pages. Select term: Conditional Probability. The probability that event A occurs, given that event B has occurred, is called a conditional probability. The conditional probability of A, given B, is denoted by the symbol P(A|B).
Probability is a common language in science. It is a mathematical measure of the possibility of the occurrence of events, which appears as an epistemological measure that indicates the degree of certainty of events or an ontological or objective one that indicates the relative frequency of events.