unobserved errors definition slang why is the ma(1) process phrased as ___t why is the reasoning behind defining the MA process in terms of unobserved errors? which statement is the reasoning behind defining the ma process? what is the reasoning behind defining the ma process what is the reasoning behind defining the ma process in terms of unobserved errors? what is the reasoning behind defining the ma process in terms of unobserved errors? what is the reasoning behind defining the ma process in terms of unobserved errors? what is the reasoning behind defining the ma process in terms of unobserved errors? what is the reasoning behind defining the MA process in terms of unobserved errors? what is the reasoning behind defining the ma process in terms of unobserved errors what is the reasoning behind defining the ma process in terms of unobserved errors? what is the reasoning behind defining the ma process in terms of unobserved errors what is the reasoning behind defining the MA process in terms of unobserved error? what is the reasoning behind defining the process in terms of unobserved errors? why is the ma(1) process phrased as what is the reasoning behind defining the MA process in terms of unobserved errors? which statement is the reasoning behind defining the ma what is the reasoning behind defining the ma process in terms of unobservable errors? why is the ma(1) process phrased as $x_t define ma in terms of unobserved errors which of the following is the reasoning behind defining the ma process in terms of observed errors? what is the reasoning behind defining the ma process in terms of unobserved errors? why is the ma(1) process phrased as