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).
Definition of probability. â¢â¢ Probability â is a measure or estimation of how likely it is that something will. happen or that a statement is true. Probabilities are given a value between 0 and 1. (0% chance or will not happen) and 1 (100% chance or will happen). The higher the. degree of probability, the more likely the event is to happen.