Projects

CSEMP assessment of CB28 in sediment at Garroch Head (Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean195.06 96.26-44.5389.06
linear294.74 97.02-43.3786.742.318 10.1279
smooth (df = 2)396.36100.21-43.1886.360.374 10.5407
smooth (df = 3)497.92103.92-42.9685.920.447 10.5036
smooth (df = 4)599.07107.98-42.5385.070.847 10.3575

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall20002018 0.5806-0.1254-0.7059 0.4565-1.5460.1416
last 20 years20002018 0.5806-0.1254-0.7059 0.4565-1.5460.1416

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC0.88220.2200-1.3888 0.2986-4.6510.9999
EAC0.88221.7000 0.6560 0.2986 2.1970.0216

 


Raw data with supporting information

Raw data with supporting information for assessment of  CB28 in sediment at Garroch Head (Clyde)


Raw data with assessment

Raw data with assessment of  CB28 in sediment at Garroch Head (Clyde)


Assessment plot

Assessment plot for  CB28 in sediment at Garroch Head (Clyde)


Chlorobiphenyls data

Chlorobiphenyls data for assessment of  CB28 in sediment at Garroch Head (Clyde)


Chlorobiphenyls assessment

Chlorobiphenyls assessment of  CB28 in sediment at Garroch Head (Clyde)


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