| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a method for managing management data, which can easily acquire data for management. SOLUTION: In this invention, the following steps are performed; (1) Acquiring the cumulative amount of inflows and outflows for a management target as data corresponding to time; (2) Calculating the total amount of inflows Ndi and outflows Nmi at a time interval Ti based on the data acquired at the step (1); and (3) For the management target, calculating input and output points, earning gain, operation expenses, net gain, loss gain, and whole or a part of lead time. In this step, if management data, such as input and output points, earning gain and lead time, is calculated using weighted mean, i.e., moving mean, process of the management data can be easily managed.</p> |
