The verbal command factor can best be described as a within-subjects factor.
Based on the thought that learning speech successfully comes through having communication with real meaning. When students are involved in real conversation, their idea for language control will be used and will allow them to remember to use the language.
It is usually referred to as a repeated-measures factor as repeated measurements are taken on each subject. An experimental design in which the self-supported variable is a within-subjects factor is known a within-subjects design.
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