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 conditional for English Language Learners. : 1  a word, clause, or sentence that shows that something is true or happens only if something else is true or happens. 2  the conditional : the mood or form that is used to say that something is true or happens only if something else is true or happens.