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).
Conditional Probability Formula. If A and B are two events such that given event B has happened and we have to find the probability of event A, then probability of A given B, denoted by P(A/B) is given by. P(A/B) = P(Aâ©B)/P(B) Multiplication rule of probability is an important rule based on conditional probability formula.