Projects

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

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1-30.19-28.1918.09-36.19
linear2-34.62-30.6221.31-42.626.436 10.0112
smooth (df = 2)3-33.41-26.2721.71-43.410.789 10.3744
smooth (df = 3)4-31.47-19.4721.73-43.470.057 10.8108

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200620172.83263.05090.218270.078312.7870.0192
last 20 years200620172.83263.05090.218270.078312.7870.0192

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC21.1336.000.53260.043512.250<0.0001

 


Raw data with supporting information

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


Raw data with assessment

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


Assessment plot

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


Metals data

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


Metals assessment

Metals assessment of  nickel 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