______ is the school of thought purporting that by solving specific problems for states, international organizations could ensure peace and harmony

The largest item in the United States government budget, consuming more than one-fifth of spending, is

A) Social Security payments. B) foreign aid. C) education spending. D) national defense. E) welfare for the poor.

In order to determine the confidence limits for estimating population characteristics, we need to estimate

A) the number of participants we will need. B) how much time the survey will take. C) all of the population parameters. D) the size of the standard deviation in the population for the characteristics we wish to measure.