Construction and Interpretation of Simple Diagrams and Graphs 簡單圖表及圖像的製作及闡釋
gMath: 簡單圖表及圖像的製作及闡釋 Construction and Interpretation of Simple Diagrams and Graphs
Pie Chart圓形圖
Drawing Histograms製作組織圖
From Histograms to Frequency Polygons由組織圖到頻數多邊形
Cumulative Frequency Polygon累積頻數多邊形的應用
Measures of Central Tendency 集中趨勢的量度
gMath: 集中趨勢的量度 Measures of Central Tendency