Projects

CSEMP assessment of CB138 in sediment at Hunterston (Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1149.04150.24-71.52143.04
linear2151.02153.31-71.51143.020.023 10.8797
smooth (df = 2)3152.64156.49-71.32142.640.379 10.5379
smooth (df = 3)4152.18158.18-70.09140.182.459 10.1168
smooth (df = 4)5153.04161.95-69.52139.041.147 10.2842

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall20002018-0.19525-0.24840-0.0531 0.3503-0.1520.8813
last 20 years20002018-0.19525-0.24840-0.0531 0.3503-0.1520.8813

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC0.780.15-1.6487 0.1919-8.5921.0000
EAC0.787.90 2.3153 0.191912.066<0.0001

 


Raw data with supporting information

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


Raw data with assessment

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


Assessment plot

Assessment plot for  CB138 in sediment at Hunterston (Clyde)


Chlorobiphenyls data

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


Chlorobiphenyls assessment

Chlorobiphenyls assessment of  CB138 in sediment at Hunterston (Clyde)


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