Projects

CSEMP assessment of CB28 in sediment at Solway Firth

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1109.64112.21-51.82103.64
linear2108.08113.41-50.04100.08 3.565 10.0590
smooth (df = 2)3 99.73109.73-44.86 89.7310.349 10.0013
smooth (df = 3)4101.37119.37-44.69 89.37 0.353 10.5523

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall20012018-0.2611-1.1757-0.9147 0.4105-2.2280.0612
last 20 years20012018-0.2611-1.1757-0.9147 0.4105-2.2280.0612

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC0.30860.2200-0.3384 0.3553-0.9520.8137
EAC0.30861.7000 1.7064 0.3553 4.8020.0010

 


Raw data with supporting information

Raw data with supporting information for assessment of  CB28 in sediment at Solway Firth


Raw data with assessment

Raw data with assessment of  CB28 in sediment at Solway Firth


Assessment plot

Assessment plot for  CB28 in sediment at Solway Firth


Chlorobiphenyls data

Chlorobiphenyls data for assessment of  CB28 in sediment at Solway Firth


Chlorobiphenyls assessment

Chlorobiphenyls assessment of  CB28 in sediment at Solway Firth


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