what is aggregation how to find the relationship between an individual and a dependent variable why using aggregation terms in regression what is the best approach for multilevel analysis with aggregation terms? are aggregations the best approach to regression why use aggregation term in a multi level analysis how do i find a model of a research firm what is multilevel analysis in regression what is the best approach to analyze the data which method is best for analyzing data and determining the dependent and predictor variables of the research model? does multi level aggregation work for a research model? what is the best method of analyzing the data set of an individual firm what is the best approach for multilevel analysis what is the best method for an aggregate model of a market? does aggregation in regression what is the best approach for multilevel analysis what is the best method of a multilevel regression model? quizlet does multi level analysis require aggregation term why use multilevel analysis with aggregation terms which is the best approach to analyzing a group of data sets? if so, what is the best approach to the study?