Projects

CSEMP assessment of nickel in sediment at inner (Firth of Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1-60.71-59.5133.35-66.71
linear2-59.06-56.7733.53-67.060.354 10.5520
smooth (df = 2)3-59.47-55.6234.73-69.472.408 10.1207
smooth (df = 3)4-59.85-53.8535.93-71.852.384 10.1226
smooth (df = 4)5-57.85-48.9435.93-71.850.001 10.9795

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall199920173.8473.786-0.06172 0.10347-0.5970.5592
last 20 years199920173.8473.786-0.06172 0.10347-0.5970.5592

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC44.0636.00-0.20204 0.05484-3.6840.9990

 


Raw data with supporting information

Raw data with supporting information for assessment of  nickel in sediment at inner (Firth of Clyde)


Raw data with assessment

Raw data with assessment of  nickel in sediment at inner (Firth of Clyde)


Assessment plot

Assessment plot for  nickel in sediment at inner (Firth of Clyde)


Metals data

Metals data for assessment of  nickel in sediment at inner (Firth of Clyde)


Metals assessment

Metals assessment of  nickel in sediment at inner (Firth of Clyde)


Related pages

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