Which disorder is characterized by unwanted repetitive thoughts and/or actions?

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

Which of the following is NOT a symptom of schizophrenia?

Which trait represents someone who is tolerant, imaginative, and independent?

Which context does not apply to ecological validity?

Which trait represents someone who is helpful, empathetic, and trusting?

In their “door” study, Simons and Levin assessed change blindness and discovered that:

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 problem solving strategy might be slow, but is guaranteed to work?

Macarena is conducting a functional analysis. She provides a long break between the condition sessions in attempts to avoid this threat.