What is the process of polling in which each possible respondent in the survey target population has an equal and known chance of being selected for participation?
a. equitable sampling
b. public polling
c. posturing
d. random sampling
e. scientific sampling
Question 2
A scientific sample is
a. a group of representatives from the population who are chosen based on their understanding of the process.
b. a system that uses probability theory as a guide to selecting people from the population who will comprise the selected group.
c. a group of representatives from the population who have knowledge of scientific methods, thus creating a more reliable result.
d. a group of people intentionally and specifically selected from a population to be surveyed.
e. the study of political activists and the impact of political activity on character development.
Coronoid process
Projections of the Racial-Ethnic Makeup of the U.S. Population
Population and Settlement
Changes in the Age Structure of the Population, 1950–2050
Population age 65 and over and age 85 and over, selected years 1900-2008 and projected 2010-2050.
Distribution Patterns and Population Size Estimates (Bio 30)