A process, xt, which has a constant mean and variance, and zero autocovariance for all non-zero lags is best described as: 8/20A process, xt, which has a constant mean and variance, and zero autocovariance for all non-zero lags is best described as: A white noise processA covariance stationary processAn autocorrelated processA moving average processGiải thíchChọn đáp án: A