Projects

CSEMP assessment of CB28 in sediment at Sea of Hebrides

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1102.31105.91-48.1696.31
linear2104.30112.30-48.1596.300.013 10.9080
smooth (df = 2)3 99.83116.49-44.9189.836.471 10.0110

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall20072017-2.5636-2.6614-0.0978 0.8337-0.1170.9104
last 20 years20072017-2.5636-2.6614-0.0978 0.8337-0.1170.9104

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC0.06990.22001.1470.5212.2030.0349
EAC0.06991.70003.1920.5216.1300.0004

 


Raw data with supporting information

Raw data with supporting information for assessment of  CB28 in sediment at Sea of Hebrides


Raw data with assessment

Raw data with assessment of  CB28 in sediment at Sea of Hebrides


Assessment plot

Assessment plot for  CB28 in sediment at Sea of Hebrides


Chlorobiphenyls data

Chlorobiphenyls data for assessment of  CB28 in sediment at Sea of Hebrides


Chlorobiphenyls assessment

Chlorobiphenyls assessment of  CB28 in sediment at Sea of Hebrides


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