A minimum of three baseline sessions for participant 1 was required to show a clear trend, whereas five sessions for Participant 2 and seven sessions for Participant 3 were selected for verification purposes of the multiple baseline design to show at least two more sessions than the prior participant.
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Training Behavior Analysis Graduate Students to Work with an Interpreter.
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The sentences
Once BST was initiated, her responding was high and on an increasing trend, meeting the mastery criterion after seven role play sessions (session 13).
Once the participant’s responding was stable or on a decreasing trend, they moved to the second baseline phase.