单项选择题
Which of the following is true about ergodicity?
A.A strictly stationary process that is ergodic is called ergodic
stationary.
B.Ergodicity is a notion of asymptotic independence.
C.All of the above.
D.An important implication of ergodicity is that the statistical properties (such as the population mean and variance) of the ergodic time series process can be deduced from a single, sufficiently long sample (realization) of the process.