| 摘要 |
<P>PROBLEM TO BE SOLVED: To disclose a method for calculating a predicted charge amount for advertisement for each keyword and system for executing the method. <P>SOLUTION: A method of calculating the predicted charge amount includes steps of: calculating a first variable on the basis of a standard deviation of daily charge amounts and a maximum daily charge amount; calculating a second variable on the basis of the first variable, the standard deviation, and an average daily amount; and calculating a predicted charge amount range on the basis of the first variable and the second variable. <P>COPYRIGHT: (C)2009,JPO&INPIT |
