Projects

CSEMP assessment of CB153 in biota at Peterstone (Lower Severn)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean182.4285.42-38.2176.42
linear278.2084.60-35.1070.206.223 10.0126
smooth (df = 2)379.4291.92-34.7169.420.771 10.3800

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200120142.01400.2842-1.7298 0.6055-2.8570.0244
last 20 years200120142.01400.2842-1.7298 0.6055-2.8570.0244

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 1.329 0.098-2.6091 0.3346-7.7970.9999
EAC 1.32920.605 2.7413 0.3346 8.192<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  CB153 in biota at Peterstone (Lower Severn)


Raw data with assessment

Raw data with assessment of  CB153 in biota at Peterstone (Lower Severn)


Assessment plot

Assessment plot for  CB153 in biota at Peterstone (Lower Severn)


Chlorobiphenyls data

Chlorobiphenyls data for assessment of  CB153 in biota at Peterstone (Lower Severn)


Chlorobiphenyls assessment

Chlorobiphenyls assessment of  CB153 in biota at Peterstone (Lower Severn)


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