What name is given to a single-subject design consisting of the following four phases in the order given: baseline, treatment, baseline, treatment?

People who know they are being watched tend to behave differently than they normally

would; this confounding dilemma of psychological research is known as the __________ effect. Fill in the blanks with correct word

Studies on the durability bias suggest that people tend to _____ the long-term impacts of events on our happiness and unhappiness

A) underestimate B) overestimate C) estimate accurately D) estimate at random