AVERAGE變化還是太小。
所有跟帖:
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                    No, he is earning a negative number...lol
                     -小生許仙- 
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                        09/03/2009 postreply
                                                20:11:51
                    
                    
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                    right, i'm just an outlier.actually no impact on mean value
                     -23731241- 
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                        09/03/2009 postreply
                                                20:18:32