Maths - Stats
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Last updated 5:07 PM on 1/13/26
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14 Terms
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Population
The whole set of items that are of interest
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Census
Observes or measures every number of a population
3
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Sample
A selection of observations taken from the population
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Sampling Unit
An individual unit of a population
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Sampling Frame
A numbered list of sampling units
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Advantages of Sample
Less time consuming
Cheap
Less data to process
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Disadvantage of Sample
The data may not be representative of the population
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Advantage of Census
It should give a completely accurate result
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Disadvantages of Census
Time consuming
Expensive
Large data set - hard to process
Cannot be used when the testing process destroys the item
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Simple Random Sampling
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14
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