[計量] 印度jj
http://0rz.tw/rXc9D
1.
colA : standard deviation of 10 30 50 70 90
colB : standard deviation of 10 45 50 75 90
3.
Given that 'D' is the midpoint of AB
colA : area of triangle ABC
colB : 3(area of the quadrilateral BDEC)
我不會畫圖,圖請看上面連結中的第3題
10.
there are certain events in which two persons compete and there is a trophy
for each game.If one looses agame,he gives trophy to the other player and
if he wins he gets 1 trophy.At the end, if one has won 4 games, then other
has 8 more trophies than the number of trophies he had at the start, assuming
there is no tie in any of the games, find the number of games they played?
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