If you want to change selection, open document below and click on "Move attachment"
Expected value Variance is a number greater than or equal to 0 because it is the sum of squared terms. If variance is 0, there is no dispersion or risk. The outcome is certain, and the quantity X is not random at all. Variance greater than 0 indicates dispersion of outcomes. Increasing variance indicates increasing dispersion, all else
last interval [days]
repetition number in this series
scheduled repetition interval
last repetition or drill
Do you want to join discussion? Click here to log in or create user.