stratified random sampling
multistage cluster sampling
“English-speaking Boston residents 65 years of age or older who are not living in nursing homes or long-term care facilities” is a practical definition of a ________.
Use of a city telephone directory as a sampling frame introduces this problem.
Assumes that members of the target population know one another.
For samples of 1,000, the population percent lies within +3 or –3 percentage points of the sample estimate.
With this process, each case has a known probability of being included in the sample.
The theoretical values of a statistic (e.g., the mean) for all possible random samples of a fixed size.
An operational definition of a population that provides a basis for drawing a sample.
This type of sampling design may be either proportionate or disproportionate.
Includes convenience, purposive, and quota sampling.
This value decreases as sample size increases.
Its effectiveness depends on the knowledge and skill of the researcher in selecting cases.
A main purpose of this probability sampling design is to reduce the costs of data collection.
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