# Expected value probability

Expected value is one of the fundamental concepts in probability, in a sense more general than probability itself. The expected value of a real-valued random. Anticipated value for a given investment. In statistics and probability analysis, expected value is calculated by multiplying each of the possible outcomes by the. One natural question to ask about a probability distribution is, "What is its center?" The expected value is one such measurement of the center. Get Free Newsletters Newsletters. Denote its -th entry by. Take, for example, a normal six-sided die. Expected value formula for continuous random variables. Roughly speaking, the integral notation can be thought of as a shorthand for and the differential notation can be thought of as a shorthand for. Frans van Schooten verwendete in seiner Übersetzung von Huygens' Text ins Lateinische den Begriff expectatio. However, if the terms are absolutely summable, then the order in which you sum becomes irrelevant.