Projects

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

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1-33.67-31.6719.84-39.67
linear2-32.15-28.1520.07-40.15 0.478 10.4893
smooth (df = 2)3-33.22-26.0821.61-43.22 3.070 10.0798
smooth (df = 3)4-42.15-30.1527.08-54.1510.936 10.0009

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200620173.8983.9750.077810.109690.7090.4943
last 20 years200620173.8983.9750.077810.109690.7090.4943

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 53.27122.000.82860.063513.058<0.0001
ERL 53.27150.001.03520.063516.314<0.0001

 


Raw data with supporting information

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


Raw data with assessment

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


Assessment plot

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


Metals data

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


Metals assessment

Metals assessment of  zinc 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