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MTMM
MTMM MTMM stands for multitrait-multimethod, a measurement design used to examine the validity of constructs by assessing attributes across multiple traits and multiple methods.
MTMM stands for multitrait-multimethod, a measurement design used to examine the validity of constructs by assessing attributes across multiple traits and multiple methods. In longitudinal MTMM designs, this approach is used to study change and stability over time while accounting for differences among methods of measurement.