Hierarchical Linear Modeling Is a Statistical Technique That Can Be

Hierarchical linear modeling is a statistical technique that can be used for understanding

A) why linear and nonlinear relationships between two variables occur at the school level.
B) how the relationship between two or more variables is affected by different levels of school organization.
C) how the addition of a new predictor variable affects the magnitude of a multiple correlation coefficient.
D) the relationship between variables within different units specified in an organization chart.