MATH ( Stistical graph)

2007-03-16 5:31 am
我唔記得左點樣可以搵pie chart ge degree,
資料如下:
product a : 45,520 (51.5%)
product b : 40,000 (45.3%)
product c : 2,870 (3.2%)
total : 88,390 (100%)
更新1:

我唔係好明白點乘個比例呀, 可唔可以解釋得清楚d 呀?

回答 (1)

2007-03-16 8:02 am
✔ 最佳答案
全個圓形係 360°
所以您只要將個比例乘 360,就得出 pie chart 既角度架喇。

product a : 45,520 (51.5%) = 185.4°
product b : 40,000 (45.3%) = 162.9°
product c : 2,870 (3.2%) = 11.7°

2007-03-20 19:08:41 補充:
總數: product a product b product c  = 45520 40000 2870 = 88390product a 比例 = 45520 / 88390 = 51.5%product b 比例 = 40000 / 88390 = 45.3%product c 比例 = 2870 / 88390 = 3.2%


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