Kim Jae-On Said His Measure of Community Had unidimensionality

Multiple Choice

Kim Jae-On said his measure of community had unidimensionality. This means

A) the independent variable causes the dependent variable, and vice versa.
B) it only measures one thing or a single construct.
C) the unit of analysis is the individual.
D) measures are divided by a common base so that comparison is possible.
E) it measures something across different time periods.