Suppose we developed the following least squares regression equation: . What can we conclude?
选项:
A:The dependent variable increases 3.5 for each unit increase in X.;
B:The equation crosses the Y-axis at 2.1.;
C:If X = 5, then is 14.;
D:There is a significant positive relationship between the dependent and independent variables.
发布时间:2024-05-10 10:18:08