The mathematical statistics theory and the SUM, the SUMSQ and the FINV functions in the Excel was applied to analyze and treat with the data in the equipment check and design modification in site for Iran ARAK 4X325 MW steam power plant project.

• 应用数理统计理论和Excel中的求和函数SUM、求平方和函数SUMSQ和F分布函数FINV,对伊朗ARAK4X325MW电厂项目中的物资清点、设计更改等数据进行了方差分析和计算机计算处理。