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What defines a probability sample?
What defines a probability sample?
- The sampling plan is not based on distinct samples.
- Each element in the population has an equal probability of being included in the sample.
- The sampling units that belong to each possible sample can be specified. (correct)
- Each element in the population has an unknown probability of being included in the sample.
Which property is characteristic of probability sampling?
Which property is characteristic of probability sampling?
- Unique estimates for each sample. (correct)
- Unknown probabilities of selection for each element.
- Random selection process using unspecified probabilities.
- Inclusion of nonprobability samples.
How is a nonprobability sample defined?
How is a nonprobability sample defined?
- The sampling plan does not give every element a nonzero probability of inclusion. (correct)
- Every element in the population has an equal chance of selection.
- Each element has a known, nonzero probability of being included.
- Each possible sample has a known probability of selection.
What is a characteristic of model-assisted methods in sampling?
What is a characteristic of model-assisted methods in sampling?
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In probability sampling, what is assigned to each possible sample?
In probability sampling, what is assigned to each possible sample?
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How many distinct samples are there in Example 1.9 for the sample selection procedure?
How many distinct samples are there in Example 1.9 for the sample selection procedure?
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"Model-assisted methods" refer to:
"Model-assisted methods" refer to:
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"Basic Concepts" discusses:
"Basic Concepts" discusses:
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"Model-assisted methods" may be used to:
"Model-assisted methods" may be used to:
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