Examlex
A skewed population has a long tail on one side and a short tail on the opposite end,and deviates greatly from the bell-shaped distribution that is assumed to be the case in the use of simple random,systematic,or cluster sampling.
Demographic Trend
Observable patterns in the statistical characteristics of human populations over time, such as age, race, or income.
Demographic Transition
A model describing the transformation of countries from having high birth and death rates to low birth and death rates as a country develops from a pre-industrial to an industrialized economic system.
Mortality
The state of being mortal or the incidence of death within a population.
Economic Growth
An increase in the production of goods and services in an economy over a period of time, often measured as the percentage increase in real gross domestic product (GDP).
Q3: Researchers measure _,which are the specific features
Q6: Often marketing researchers find that a large-scale
Q8: Focus groups represent a useful technique for
Q41: _ has advanced significantly and opened new,efficient
Q50: Explain the advantages and disadvantages of secondary
Q53: Given the large amounts of data available,researchers
Q68: A _ involves conducting a dry run
Q84: When researcher uses his or her judgment
Q87: The type of sampling method in which
Q95: _,or other questions that require some degree