If X and Y are independent random variables and Var(X)=Var(Y)=4, then find Var(2X-3Y+1)?
Which school of economic thought suggested that one possible cause of inflation was a ‘push’ from the cost side?
If the correlation between x and y is 0.6 covariance is 27, variance of y is 25, then what is the variance of x?
Consider a fractional reserve banking system with a legally required reserve-deposit ratio of m. Suppose that an individual deposits ID dollars in one b...