Capital goods are products that can be used as __________ for further production.

F is a ratio of

A) within-groups variation divided by between-groups variation. B) between-groups variation divided by within-groups variation. C) external validity divided by internal validity. D) internal validity divided by external validity.

Which statement provides the best summary of Waltz's argument for dealing with a nuclear Iran?

a. A strategy of containment and deterrence is appropriate. b. The United States and its allies should move from diplomacy to economic and political coercion. c. The best strategy is successful diplomacy and open communication. d. The best approach is to pre-emptively attack before Iran has developed a nuclear weapon. e. It is best to recognize the innately irrational Iranian regime and be prepared to implement deterrence strategies.