Projects

CSEMP assessment of lead in sediment at South Minch

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1-6.81-4.816.41-12.81
linear2-4.87-0.876.44-12.870.063 10.8021
smooth (df = 2)3-3.13 4.026.56-13.130.252 10.6157
smooth (df = 3)4-4.84 7.168.42-16.843.715 10.0539

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200620173.4163.4540.038150.152080.2510.8070
last 20 years200620173.4163.4540.038150.152080.2510.8070

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC31.6338.000.18350.08942.0530.0336
ERL31.6347.000.39600.08944.4310.0006

 


Raw data with supporting information

Raw data with supporting information for assessment of  lead in sediment at South Minch


Raw data with assessment

Raw data with assessment of  lead in sediment at South Minch


Assessment plot

Assessment plot for  lead in sediment at South Minch


Metals data

Metals data for assessment of  lead in sediment at South Minch


Metals assessment

Metals assessment of  lead in sediment at South Minch


Related pages

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