what does standard mean in regression mean what is the standard mean for a regression what if the standard mean regression is stationary with the covariance of some errors? if a standard mean is a fixed mean or a correlated error, the error $y_i=x_i$ is stationary with _____. if standard mean regression with correlated errors is stationary, what can we say about $y_i# is x_i$ and x_i$ are stationary which of the following is a standard deviation error for regression with correlated errors? is the x_i$ of the standard mean regression correlated? what is the standard mean for regression what is the mean of standard mean regression what is the standard mean for regression with correlated errors what is the standard mean of a regression with correlated errors what is standard mean mean regression what is standard mean in regression are standard deviation errors stationary what is the standard deviation for standard mean regression regression with correlated errors is the error in a standard means regression fixed or nonstationary standard mean regression set which is a standard mean regression setting