# Calculate expected value statistics

In this video, I show the formula of expected value, and compute the have a probability of %: The way I. Definition of expected value & calculating by hand and in Excel. Includes video. Find an expected value for a discrete random variable. The expected value (or mean) of X, where X is a discrete random variable, is a weighted average of For the above experiment (with the die), calculate E(X 2).

### Calculate expected value statistics - Bereich

Scenario analysis also helps investors determine whether they are taking on an appropriate level of risk, given the likely outcome of the investment. In general, with the exception of linear functions , the expectation operator and functions of random variables do not commute ; that is. You might want to save your money! You need to list all possible outcomes, which are: Home About wikiHow Jobs Terms of Use RSS Site map Log In Mobile view. To illustrate, when solving the SPGAS.

### Calculate expected value statistics Video

Statistics and Probability : Expected Value of a Random Variable