METHOD FOR CALCULATING PROSPECTIVE CHARGE OF ADVERTISEMENT FOR EACH KEYWORD AND SYSTEM FOR EXECUTING THE METHOD

摘要

A method of calculating a predicted charge amount of an advertisement of a keyword or keywords that an advertiser can purchase for keyword advertising and a system for executing method are provided. The method includes: calculating a first variable based on a standard deviation of daily charge amounts of the advertisement and a maximum daily charge amount; calculating a second variable based on the first variable, the standard deviation, and an average daily charge amount; and calculating a predicted charge amount range based on the first variable and the second variable.