WEIGHTED MULTICOLLINEARITY IN LOGISTIC-REGRESSION - DIAGNOSTICS AND BIASED-ESTIMATION TECHNIQUES WITH AN EXAMPLE FROM LAKE ACIDIFICATION

被引:14
|
作者
MARX, BD [1 ]
SMITH, EP [1 ]
机构
[1] VIRGINIA POLYTECH INST & STATE UNIV,DEPT STAT,BLACKSBURG,VA 24061
关键词
D O I
10.1139/f90-131
中图分类号
S9 [水产、渔业];
学科分类号
0908 ;
摘要
An historical data set from the Adirondack region of New York is revisited to study the relationship between water chemistry variables associated with acid precipitation and the presence/absence of brook trout Salvelinus fontinalis and lake trout Salvelinus namaycush. For the trout species data sets, water chemistry variables associated with acid precipitation, for example pH and alkalinity, are highly correlated. -from Authors
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页码:1128 / 1135
页数:8
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