Projects

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

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1 94.66 95.95-44.3388.66
linear2 96.64 99.10-44.3288.640.021 10.8842
smooth (df = 2)3 98.12102.29-44.0688.120.524 10.4691
smooth (df = 3)4100.12106.66-44.0688.120.001 10.9699
smooth (df = 4)5101.57111.37-43.7987.570.543 10.4613

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200020170.88500.8134-0.0715 0.4911-0.1460.8861
last 20 years200020170.88500.8134-0.0715 0.4911-0.1460.8861

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 2.256 0.100-3.1160 0.3198-9.7441.0000
EAC 2.25612.000 1.6715 0.3198 5.227<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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