- #1
moonman239
- 282
- 0
1 Calculate the expected value of variable x (or E(x)) (number of trials * probability of success)
2 Calculate the variance (expected value * probability of a failure)
Take everything to the right of the decimal in the variance off. Then the range of future values is E(x) plus/minus the variance.
2 Calculate the variance (expected value * probability of a failure)
Take everything to the right of the decimal in the variance off. Then the range of future values is E(x) plus/minus the variance.