Projects

CSEMP assessment of lead in biota at St Andrews

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean14.94 7.94-0.47 0.94
linear26.0514.05-0.03 0.050.894 10.3444
smooth (df = 2)36.6526.65 0.67-1.351.398 10.2371

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200520125.6645.9450.281850.288340.9770.3732
last 20 years200520125.6645.9450.281850.288340.9770.3732

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 382.0 211.9-0.5893 0.1589-3.7100.9931
EC 382.01500.0 1.3678 0.1589 8.6100.0002

 


Raw data with supporting information

Raw data with supporting information for assessment of  lead in biota at St Andrews


Raw data with assessment

Raw data with assessment of  lead in biota at St Andrews


Assessment plot

Assessment plot for  lead in biota at St Andrews


Metals data

Metals data for assessment of  lead in biota at St Andrews


Metals assessment

Metals assessment of  lead in biota at St Andrews


Related pages

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