how do you compare anxiety to wealth? how to find if stress changes the relationship between wealth and anxiety why use multi-level models how is wealth associated with anxiety can we model the relationship of two variables how to analyze a change of wealth and anxiety? how to compare the correlation between two variables how to find the correlation of a variable in the study of wealth what is an example of a single model that measures the relationship between wealth and anxiety which variable is the most directly related to the change in wealth? how to test if anxiety is related to wealth what is wealth and anxiety? what is the model used to test change between variables? how to test for correlation in wealth what model would be used for testing the correlation between wealth and anxiety how to test the correlation of anxiety and wealth how to test the relationship of wealth and anxiety what model would show the relationship between wealth and anxiety? are the wealth and anxiety variables uncorrelated if a variable is uncorrelated in wealth and anxiety, is that true or false?