Projects

CSEMP assessment of CB138 in sediment at Sea of Hebrides

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1163.81165.81-78.91157.81
linear2164.30168.30-78.15156.301.513 10.2187
smooth (df = 2)3165.53172.67-77.76155.530.770 10.3801
smooth (df = 3)4167.44179.44-77.72155.440.087 10.7677

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall20072018-2.0197-1.53080.48890.38441.2720.2322
last 20 years20072018-2.0197-1.53080.48890.38441.2720.2322

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC0.2160.150-0.366 0.233-1.5750.9268
EAC0.2167.900 3.598 0.23315.466<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  CB138 in sediment at Sea of Hebrides


Raw data with assessment

Raw data with assessment of  CB138 in sediment at Sea of Hebrides


Assessment plot

Assessment plot for  CB138 in sediment at Sea of Hebrides


Chlorobiphenyls data

Chlorobiphenyls data for assessment of  CB138 in sediment at Sea of Hebrides


Chlorobiphenyls assessment

Chlorobiphenyls assessment of  CB138 in sediment at Sea of Hebrides


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