Demonstrate how to draw frequency polygon from the histogram, and show how the area enclosed by the frequency polygon relates to the total area of the bars in the histogram. http://www.geogebratube.org/material/show/id/51229 (Download GeoGebra file)
向學生展示如何由組織圖構作頻數多邊形,並展示頻數多邊形的面積等於組織圖的面積。 http://www.geogebratube.org/material/show/id/11867 (Download GeoGebra file) 1.
完成以下頻數分佈表。 |
Key Stage 3 (Junior Secondary) > 3.3 Data Handling 數據處理 > Construction and Interpretation of Simple Diagrams and Graphs 簡單圖表及圖像的製作及闡釋 >