Statistical Analysis of Trends in the Red River Over a 45 Year Period
Statistical Analysis of Trends in the Red River Over a 45 Year Period
Statistical Analysis of Trends in the Red River Over a 45 Year Period
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05102500 RED RIVER OF THE NORTH AT EMERSON<br />
dcalc<br />
POINTS: RECORDED DATA<br />
LINE: STREAMFLOW!RELATED ANOMALY + TREND<br />
CONCENTRATION, AS BASE!10 LOGARITHM<br />
1 1.5 2 2.5<br />
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CONCENTRATION, AS BASE!10 LOGARITHM<br />
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1955 1960 1965 1970 1975 1980 1985 1990 1995 2000 2005 2010<br />
1955 1960 19<br />
00 RED RIVER OF THE Figure NORTH A.38: AT EMERSON, DissolvedMANITOBA<br />
Calcium concentrations (po<strong>in</strong>ts) and streamflow related<br />
dcalc<br />
POINTS: SEASONALLY ADJUSTED AND FLOW!ADJUSTED DATA<br />
anomaly + trend (l<strong>in</strong>e)<br />
LINE: TREND<br />
+ TREND<br />
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CONCENTRATION, CONCENTRATION, AS BASE−10 BASE!10 LOGARITHM LOGARITHM<br />
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POINTS: SEASONALLY ADJUSTED AND DETRENDED DATA<br />
LINE: ANNUAL STREAMFLOW−RELATED ANOMALY<br />
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RESIDUAL<br />
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1995 2000 2005 2010 1955 1960 1965 1970 1975 1980 1985 1990 1995 2000 2005 2010<br />
JUSTED DATA<br />
POINTS: PARMA MODEL RESIDUALS<br />
LINE: LOWESS SMOOTH WITH F= 0.5<br />
Figure A.39: Dissolved Calcium Flow Adjustments — Seasonally adjusted and detrended<br />
data (po<strong>in</strong>ts) and annual streamflow-related anomaly (l<strong>in</strong>e).<br />
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