Tài liệu Statistics for Environmental Engineers P1 ppt

Tài liệu Statistics for Environmental Engineers P1 ppt

... book provides some useful tools and encourages environmental engineers to develop the necessary craft and art. Statistics and Environmental Law Environmental laws and regulations are about ... PM © 2002 By CRC Press LLC serves for negative as well as positive values. For ν = 26, the tail areas are 0.05 for t = –1.706, 0.025 for t = –2.056, and 0.01 for t = –2.479. Plot...

Ngày tải lên: 20/01/2014, 01:20

Tài liệu Statistics for Environmental Engineers P2 doc

... could be a less informative statistic about the threat to fish than a short-term average, but it may be needed to assess the long-term trend in treatment plant performance. For suspended solids ... suspended solids that settle on a stream bed and form sludge banks, a long-term average might be related to depth of the sludge bed and therefore be an informative statistic. If the solids do not...

Ngày tải lên: 20/01/2014, 01:20