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A solution to this threat to internal validity is to make the conditions have unequal lengths/sessions. 

Taylor conducts a study on the effects of posting rules on classroom behavior with students diagnosed with autism. She conducts her study in a 1:1 session arrangement and private session room to evaluate effects on participant hand raising to answer questions. This study does not demonstrate; 

Which of the following is NOT a possible variation of a multiple baseline design?

Social validity refers to; 

Which of the following designs cannot demonstrate a functional relation with experimental control? 

Which of the following is true of a negative reinforcer?

Which of the following threats to internal validity are more likely to occur with extended baselines in MBL design?

Which of the following is a limitation of the ATD? 

________ is the indication of a state of consciousness in which a person apparently loses the power of voluntary action and is highly responsive to suggestion or directions.

Which of the following criteria for authorship does this describe? “Providing conceptualizations and making decisions related to design, implementation and/or analysis.”