Projects

CSEMP assessment of CB138 in sediment at Holy Loch (Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean120.3822.02-7.1914.38
linear222.3525.55-7.1814.350.028 10.8675
smooth (df = 2)319.7625.32-4.88 9.764.589 10.0322
smooth (df = 3)419.1328.13-3.56 7.132.637 10.1044

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200020171.35911.43740.07830.46880.1670.8701
last 20 years200020171.35911.43740.07830.46880.1670.8701

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC4.210.15-3.335 0.302-11.0451.0000
EAC4.217.90 0.629 0.302 2.0850.0295

 


Raw data with supporting information

Raw data with supporting information for assessment of  CB138 in sediment at Holy Loch (Clyde)


Raw data with assessment

Raw data with assessment of  CB138 in sediment at Holy Loch (Clyde)


Assessment plot

Assessment plot for  CB138 in sediment at Holy Loch (Clyde)


Chlorobiphenyls data

Chlorobiphenyls data for assessment of  CB138 in sediment at Holy Loch (Clyde)


Chlorobiphenyls assessment

Chlorobiphenyls assessment of  CB138 in sediment at Holy Loch (Clyde)


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