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CSEMP assessment of CB180 in biota at Peterstone (Lower Severn)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean137.5046.50-15.7531.50
linear236.1568.15-14.0828.153.341 10.0676

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall20012014 0.1061-1.5059-1.6120 0.8736-1.8450.1622
last 20 years20012014 0.1061-1.5059-1.6120 0.8736-1.8450.1622

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC0.2220.098-0.819 0.452-1.8130.9163
EAC0.2226.097 3.314 0.452 7.3380.0026

 


Raw data with supporting information

Raw data with supporting information for assessment of  CB180 in biota at Peterstone (Lower Severn)


Raw data with assessment

Raw data with assessment of  CB180 in biota at Peterstone (Lower Severn)


Assessment plot

Assessment plot for  CB180 in biota at Peterstone (Lower Severn)


Chlorobiphenyls data

Chlorobiphenyls data for assessment of  CB180 in biota at Peterstone (Lower Severn)


Chlorobiphenyls assessment

Chlorobiphenyls assessment of  CB180 in biota at Peterstone (Lower Severn)


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