determining a subset of random variables that are most correlated with the whole. how to find the highest possible correlation if $n$ is large what would be the highest correlation between the variables calculate the highest possible correlation of a random variable how to find the highest correlation of all the variable what is the best way to find the subset of all the variables in an index? how to find the highest number of possible correlations for the subset of randomly selected variables? which variable is very highly correlated with other variables which of the following are more likely to be highly correlated for an index variable in a set? what makes a data set more correlated which subset of random variables is based on strongest eigenvectors how to find the highest correlation how to find subset of variable how to find the most correlated random variable what is the most correlated random variable calculate what is the highest possible correlation for n$ of variables how to find the highest correlation in a set determining which random variable has the highest correlation how to find trig subset and its correlation why is the subset of a random variable highly correlated with a whole?