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Sampling Theory- Lecture 12&13 Flashcards

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499930606samplea sub-set of a population
499930607censuseveryone
499930608elementindividual unit of analysis that you could sample
499930609populationaggregation of all elements
499930610study populationaggregation of all the elements you end up drawing your sample from
499930611representativeif the sample selected is similar to the population
499930612generalizablewhen the sample is representative then the findings are generalizable to the population
499930613probability sampleall sampling strategies we use where we know the probability of each element being selected
499930614equal probability selection method (EPSEM)every element has the exact same chance of being selected
499930615parametera characteristic of the population
499930616statistica characteristic of the sample
499930617sampling distributionthe average of all statistics
499930618types of non probability samplingconvenience, judgement, snowball, quota, SLOPS
499930619convenience samplinguse when there is little time and resources
499930620judgement samplinguse when dealing with an uncommon population
499930621snowball samplinguse when studying a population that is difficult to identify by choosing one person and using them to study others and so on
499930622quota samplinguse when choosing people who fit the characteristics you're looking for
499930623SLOPS samplingself-selected listener opinion, when people select themselves to participate
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