Projects

CSEMP assessment of CB153 in sediment at Holy Loch (Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean118.6820.18-6.3412.68
linear220.3923.30-6.2012.390.288 10.5915
smooth (df = 2)321.1126.11-5.5611.111.278 10.2582
smooth (df = 3)423.0731.07-5.5411.070.040 10.8415
smooth (df = 4)522.8435.09-4.42 8.842.228 10.1355

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200020181.44331.69230.24900.46110.5400.5983
last 20 years200020181.44331.69230.24900.46110.5400.5983

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 5.43 0.19-3.353 0.294-11.4061.0000
EAC 5.4340.00 1.997 0.294 6.791<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  CB153 in sediment at Holy Loch (Clyde)


Raw data with assessment

Raw data with assessment of  CB153 in sediment at Holy Loch (Clyde)


Assessment plot

Assessment plot for  CB153 in sediment at Holy Loch (Clyde)


Chlorobiphenyls data

Chlorobiphenyls data for assessment of  CB153 in sediment at Holy Loch (Clyde)


Chlorobiphenyls assessment

Chlorobiphenyls assessment of  CB153 in sediment at Holy Loch (Clyde)


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