A、资料逐日登记且逐日排列的连续时点序列序时平均数<img width="222" height="58" src="http://admintk.100xuexi.com/UpLoadImage/2018-04-12/568a3911-c331-425a-a38f-bcb7fc12a803.png" />
B、指标变动时才记录的连续时点序列序时平均数<img width="237" height="61" src="http://admintk.100xuexi.com/UpLoadImage/2018-04-12/06875ffe-5924-42f1-a679-b090c53e8d82.png" />
C、登记间隔不相等的间断时点序列序时平均数<img width="335" height="78" src="http://admintk.100xuexi.com/UpLoadImage/2018-04-12/19050155-c04f-4c06-bc5f-453f635f6142.png" />
D、登记间隔相等的间断时点序列序时平均数<img width="356" height="83" src="http://admintk.100xuexi.com/UpLoadImage/2018-04-12/64993aaf-4069-4410-80be-36e7773b9d49.png" />
E、登记间隔相等的间断时点序列序时平均数<img width="319" height="108" src="http://admintk.100xuexi.com/UpLoadImage/2018-04-12/b836051b-8ff4-423e-bb3d-a2d0bbd2de9d.png" />