The expectation of a random variable X that can take on any of N possible values, Xi with probability Pr[Xi], is denoted as E[X] and defined as:
a. E[X]=???XiPr[Xi].
b. E[X]=??XiPr[Xi].
c. E[X]=?XiPr[Xi].
d. E[X]=?XiPr[Xi].
C
Economics
You might also like to view...
In the classical model, an increase in the unemployment rate
A) will result in an increase in the price level if the reduction in output is caused by a change in aggregate demand. B) will likely be temporary. C) is a signal of demand-pull inflation. D) will persist when the reduction in output is caused by a reduction in aggregate demand.
Economics
The security provided by the federal government on money in banks is called
A) deposit insurance. B) a hedge fund. C) Social Security. D) investment equity.
Economics