Projects

CSEMP assessment of chromium in sediment at North Minch

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1-11.65-9.65 8.82-17.65
linear2 -9.69-5.69 8.84-17.690.040 10.8422
smooth (df = 2)3 -7.91-0.76 8.95-17.910.221 10.6385
smooth (df = 3)4-10.63 1.3711.31-22.634.723 10.0298

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200420164.4774.451-0.02653 0.13324-0.1990.8461
last 20 years200420164.4774.451-0.02653 0.13324-0.1990.8461

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
ERL85.781.0-0.05640 0.10296-0.5480.7021

 


Raw data with supporting information

Raw data with supporting information for assessment of  chromium in sediment at North Minch


Raw data with assessment

Raw data with assessment of  chromium in sediment at North Minch


Assessment plot

Assessment plot for  chromium in sediment at North Minch


Metals data

Metals data for assessment of  chromium in sediment at North Minch


Metals assessment

Metals assessment of  chromium in sediment at North Minch


Related pages

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