Obesity does not have a strong genetic component

Dr. Riley wanted to know if adolescent computer use has an immediate effect on sustained attention. Dr. Riley assigned participants into one of two groups (computer use vs. no computer use) by flipping a coin. Dr. Riley used

A) matching. B) random assignment. C) a correlational design. D) a field experiment.

Assessment techniques often differ from one theoretical approach to another

Indicate whether the statement is true or false