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11 Cards in this Set
- Front
- Back
- 3rd side (hint)
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nonprobability sampling design also called
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convenience samples, availability samples, accidental samples, quota samples, purposeful samples; no accuracy or precision or generalizability to larger population
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194
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typical case sampling
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cases who represent the average client; (nonprobability)
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196
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purposeful samples
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a sample that has certain selected characteristics; (nonprobability)
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196
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snowball samples
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identifying samples via other samples; (nonprobability)
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197
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quota sampling
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an attempt to be inclusive or politically correct without using random sampling; (nonprobability)
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197
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maximum variation and deviant case sampling
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when the evaluation looks for extremes at either end of the range of individuals; (nonprobability)
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197
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probability sampling
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the sample should be a smaller mirror image of the larger population, ie, representative of the population
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198
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simple random sampling
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lottery-type process in which every case has an equal chance of being chosen.
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198
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systematic random samples
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using the ration of sample size to the population to select samples
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199
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stratified random samples
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random sampling from subgroups or, strata, of a population to guarantee the proportions of persons in the sample will be identical to those in the population
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199
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cluster random samples
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identifying clusters, randomly selecting from the clusters, and surveying all the individuals in the cluster; good when widespread geography is an issue
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200
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