Projects

CSEMP assessment of copper in sediment at Channel

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean122.6925.26-8.3416.69
linear221.2826.61-6.6413.283.405 10.0650
smooth (df = 2)317.2027.20-3.60 7.206.078 10.0137
smooth (df = 3)419.1837.18-3.59 7.180.022 10.8820

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200120172.8773.3950.51760.25931.9960.0810
last 20 years200120172.8773.3950.51760.25931.9960.0810

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC29.8227.00-0.09929 0.17822-0.5570.7037
ERL29.8234.00 0.13123 0.17822 0.7360.2413

 


Raw data with supporting information

Raw data with supporting information for assessment of  copper in sediment at Channel


Raw data with assessment

Raw data with assessment of  copper in sediment at Channel


Assessment plot

Assessment plot for  copper in sediment at Channel


Metals data

Metals data for assessment of  copper in sediment at Channel


Metals assessment

Metals assessment of  copper in sediment at Channel


Related pages

  • Clean Seas Environment Monitoring Programme (CSEMP) accessment viewer tool
  • Assessment methodology for metals in sediment
  • Accessment criteria for metals in sediment