_____ validity is the extent to which a measuring instrument accurately predicts behavior or ability in a given area

Barbiturates are used for all of the following EXCEPT

a. regulating high blood pressure. b. blocking pain during surgery. c. inducing euphoria and relaxation. d. controlling epileptic seizures. e. treating narcolepsy.

Regarding barbiturates, which of the following statements is FALSE?

a. Barbiturates have several legitimate medical uses. b. Barbiturates are highly addictive. c. Barbiturates can induce drowsiness and slurred speech. d. Overdoses of barbiturates can lead to convulsions, but rarely lead to death. e. The mixture of barbiturates with alcohol is particularly dangerous.