Projects

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

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean131.7333.73-12.8625.73
linear229.9933.99-11.0021.993.735 10.0533
smooth (df = 2)331.9839.12-10.9921.980.017 10.8952
smooth (df = 3)433.9045.90-10.9521.900.076 10.7826

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200620171.92692.42190.49510.23462.1110.0610
last 20 years200620171.92692.42190.49510.23462.1110.0610

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC11.26825.0000.79690.13865.751<0.0001

 


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