Projects

CSEMP assessment of benzo[a]pyrene in sediment at Solway Firth

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1138.87140.25-66.43132.87
linear2138.07140.74-65.04130.072.795 10.0945
smooth (df = 2)3136.89141.43-63.44126.893.186 10.0743
smooth (df = 3)4138.75145.95-63.37126.750.140 10.7078
smooth (df = 4)5140.69151.58-63.35126.690.052 10.8193

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200120174.6364.223-0.4128 0.2382-1.7330.1051
last 20 years200120174.6364.223-0.4128 0.2382-1.7330.1051

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 68.2 30.0-0.8219 0.1437-5.7191.0000
ERL 68.2430.0 1.8407 0.143712.807<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  benzo[a]pyrene in sediment at Solway Firth


Raw data with assessment

Raw data with assessment of  benzo[a]pyrene in sediment at Solway Firth


Assessment plot

Assessment plot for  benzo[a]pyrene in sediment at Solway Firth


PAH (parent) data

PAH (parent) data for assessment of  benzo[a]pyrene in sediment at Solway Firth


PAH (parent) assessment

PAH (parent) assessment of  benzo[a]pyrene in sediment at Solway Firth


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