On a per-person basis, the annual dollar amount of development aid given by the OECD countries is approximately ______ per person.

Answer the following statement(s) true (T) or false (F)

1. A sample is always drawn from the target population. 2. The individual members of the population whose characteristics are to be measured are called the elements. 3. The difference between the characteristics of a sample and the characteristics of a population from which it was drawn is the sampling error. 4. The larger the sampling error, the more representative the sample. 5. Sampling is unnecessary if all units in the population are identical.

The __________ establishes rules regarding territorial waters and proclaims the oceans to be a "common heritage" of humankind

Fill in the blank with the appropriate word.