Maths A-level Data Collection
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8 Terms
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Population
Whole set of items which are of interest
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Census
This observes or measures every member of the population
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Sample
A selection of observations taken from a subset of the population used to find out information about the population
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Census Advantages and Disadvantages
ADV:
-The data will be accurate
DISADV:
-collecting the data could be time consuming and expensive
-cannot be used when the testing process destroys the item
-hard to process large quantities
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Sample Disadvantages and Advantages
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Note 
Flashcards (212)