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Evopi = evw/pi – evw/o pi

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Q: What is the formula for expected value of perfect information?
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The expected value of perfect information is equal to what?

Minimum Expected Regret ( EVPI = Expected Regret of the best solution)


How does information get value?

The value of perfect information is a management accounting theory which highlights the difference between the expected value based on probability of occurrence and the maximum possible value a seller or manufacturer can make if he or she has an idea of actual demand for his or her products.


What is the residual for the point (36)?

A residual is defined in the context of some "expected" value. There is no information in the question regarding expected values.


How do you calculate the expected value when you know the standard deviation?

You cannot; there is insufficient information.


The expected value for 'i' for NaCl is?

The expected value for 'i' is 2 for NaCl because it dissociates into two ions (Na+ and Cl-) when dissolved in water. This means one formula unit of NaCl produces 2 ions in solution.


Is the expected value the same as the standard deviation?

No. The expected value is the mean!


What is the meaning of expected value in a probability distribution?

The expected value is the average of a probability distribution. It is the value that can be expected to occur on the average, in the long run.


How do i find expected value in a martingale system?

The expected value of a Martingale system is the last observed value.


What is the mean of a normal distribution?

It is the expected value of the distribution. It also happens to be the mode and median.It is the expected value of the distribution. It also happens to be the mode and median.It is the expected value of the distribution. It also happens to be the mode and median.It is the expected value of the distribution. It also happens to be the mode and median.


Expected return for an asset equals its required return?

This should be correct in a perfect market. Not true usually as assets are often mis priced. Expected return is the return/discount that market is using to get the value of the asset while required return is the discount / return that gets you the true intrinsic value of an asset


Difference between mean and expected value?

For a population the mean and the expected value are just two names for the same thing. For a sample the mean is the same as the average and no expected value exists.


What is the expected value of the sum of the number that appears when a pair of fair dice is rolled?

The expected value is 7.