Empirical evidence is the evidence gathered by careful observation and experimentation

Rebecca says that she is content with her current friendships and not motivated to add new relationships. Based on the research evidence, what would be the best guess about Rebecca's age?

a. 15–20 b. 20–30 c. 30–40 d. 40–50

In the case study in your text which describes an experiment by Paul (1966), what

might account for the result indicating that the group who received a valid insight therapy showed less improvement, compared to the group who received an ineffective, sugar pill? A) Experimenter bias B) Control group bias C) Placebo effect D) Double blind effect