0 a graph with points representing amounts or numbers on it, often with a line joining the points -- 散點圖，散佈圖（一種呈現資料的圖，用點代表數字的量，並常用線連接起來）
Plotting several symbols in a scatter diagram produces the constellation diagram.
It displays the signal as a two-dimensional scatter diagram in the complex plane at symbol sampling instants.
In this sense the constellation is not a scatter diagram but a representation of the scheme itself.
Analysis of variance gave non-significant results for both tables, as did the regression equations from scatter diagrams.
