Projects

CSEMP assessment of arsenic in sediment at Arbroath (E Scotland)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean134.7637.01-14.3828.76
linear233.8338.41-12.9225.832.926 10.0872
smooth (df = 2)335.7544.08-12.8725.750.086 10.7687
smooth (df = 3)437.2151.61-12.6025.210.538 10.4634

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200620161.91912.39560.47650.25851.8430.0984
last 20 years200620161.91912.39560.47650.25851.8430.0984

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC10.97525.0000.82330.15345.3680.0002

 


Raw data with supporting information

Raw data with supporting information for assessment of  arsenic in sediment at Arbroath (E Scotland)


Raw data with assessment

Raw data with assessment of  arsenic in sediment at Arbroath (E Scotland)


Assessment plot

Assessment plot for  arsenic in sediment at Arbroath (E Scotland)


Metals data

Metals data for assessment of  arsenic in sediment at Arbroath (E Scotland)


Metals assessment

Metals assessment of  arsenic in sediment at Arbroath (E Scotland)


Related pages

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