This branch of government has the power to declare war

A key dimension in discussion of the future of the Senate involves

A. the language that individuals speak. B. how senators are selected. C. how much senators are paid. D. how many senators there are.

Suppose you wish to test a representative sample of people in your psychology class on attitudes toward on-line courses. There are 40 people in the class, 30 females and 10 males

What would be the most efficient strategy to ensure that your sample reflects the distribution of males and females in the classroom population? a. simple random sample b. cluster sample c. proportional stratified sample d. convenience sample