Data type and normality assumption | Recommended estimator |
Continuous data | |
|
ML |
|
ML (in case of moderate violation) MLM, MLR |
Ordinal/Categorical data | |
|
ML (if at least 6 response categories) MLM, MLR (if at least 4 response categories) WLSMV (binary response or 3 response categories) |
|
ML (if at least 6 response categories) MLM, MLR (if at least 4 response categories) WLSMV (in case of severe violation) |