curvilinear regression


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curvilinear regression

[′kər·və′lin·ē·ər ri′gresh·ən]
(statistics)
Regression study of jointly distributed random variables where the function measuring their statistical dependence is analyzed in terms of curvilinear coordinates. Also known as nonlinear regression.
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This finding provides some support for using a curvilinear regression to predict hotel mortgage interest rates in general.
To answer this question, first a linear and curvilinear regression analysis was conducted using quarterly corporate "A" bond rates as the independent variable and ACLI hotel mortgage interest rates for the subsequent quarter as the dependent variable.
For all other treatments for which there were significant linear relationships between average PS and time during either the first or last 5 yr, the slopes of the 5-yr regressions were similar in sign to the slopes of the 11-yr linear or curvilinear regressions during the same time period.