Let be independent normal variables each with mean 0 and variance and let a,b and c be constants. Which, if any, of the following processes are stationary?
【简答题】Section A 1. A) Never mind. B) Thanks a lot. C) Yes,of course. D) With pleasure. 2. A) Hold on,please. B) It’s interesting. C) That’s nothing. D) He’s all fight. 3. A) Next month. B) So long. ...