What Are the Limitations of the Correlation Coefficient? Since the correlation coefficient is limited to historical data, it would be challenging to use it as a forecasting tool.

Each LS-mean is computed as where L is the coefficient matrix associated with the least-squares mean and is the estimate of the fixed-effects parameter vector (see the section). The approximate ...

This example computes Cronbach's coefficient alpha for a multiple-item mixed-rating scale suppresses Pearson correlation statistics excludes observations with missing values using listwise deletion.