设<img src="https://static.zxtiku.com/wangke/imgs/topic/df75b3e00ed809a90f04d5fbeafd611b.jpg"/>，其中<img src="https://static.zxtiku.com/wangke/imgs/topic/b2d3dd487b32f65fb14732a387a17e37.jpg"/>在<img src="https://static.zxtiku.com/wangke/imgs/topic/7ba56f6bbbcb6c923818529aa3645209.jpg"/>内均匀分布。<img src="https://static.zxtiku.com/wangke/imgs/topic/cdd434867cf779871c35faed48b9cd68.jpg"/>是平稳过程。<br/> A、正确<br/> B、错误