Projects

CSEMP assessment of CB180 in sediment at Garroch Head (Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1 96.24 97.44-45.1290.24
linear2 98.14100.42-45.0790.140.108 10.7422
smooth (df = 2)3 99.94103.79-44.9789.940.193 10.6608
smooth (df = 3)4101.83107.83-44.9289.830.112 10.7376
smooth (df = 4)5103.03111.94-44.5289.030.800 10.3712

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200020180.90800.7512-0.1568 0.4762-0.3290.7462
last 20 years200020180.90800.7512-0.1568 0.4762-0.3290.7462

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 2.12 0.10-3.0538 0.3132-9.7491.0000
EAC 2.1212.00 1.7337 0.3132 5.535<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  CB180 in sediment at Garroch Head (Clyde)


Raw data with assessment

Raw data with assessment of  CB180 in sediment at Garroch Head (Clyde)


Assessment plot

Assessment plot for  CB180 in sediment at Garroch Head (Clyde)


Chlorobiphenyls data

Chlorobiphenyls data for assessment of  CB180 in sediment at Garroch Head (Clyde)


Chlorobiphenyls assessment

Chlorobiphenyls assessment of  CB180 in sediment at Garroch Head (Clyde)


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