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The local regression problem can be formalized by using locally weighted least squares (e.
First, a weighted least squares regression was used to understand the relationships between engagement in service-learning during the first year and full-time, first time freshmen's perceptions of academic and social integration.
2] may be obtained from a weighted least squares regression of state mortality rates: (2) [M.
Birth Order and Sexual Orientation To assess whether a relationship exists between birth order and sexual orientation in men, a linear regression was undertaken, with sexual attraction as the criterion, birth order and the three brother interaction/influence variables as simultaneously entered predictors, and family size (total number of brothers and sisters) as a weighted variable in a weighted least squares model.
In case of genuine heteoscedasticity, the method of weighted least squares (WLS) provides efficient estimates of regression and valid inferences.
The procedures are run using both weighted least squares and the natural logarithm as a dependent variable.
Weighted least squares To support the potential relationships between the four location and market factors and annual sales, a weighted least squares procedure was conducted.
Equations (6) and (10) can be estimated by the nonlinear weighted least squares (NWLS) described in Mishkin .