Maths - Statsistics Definitions
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5 Terms
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Sample of data
A subset of data taken from the population
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Population parameter
A numerical characteristic which helps to define a population
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Null hypothesis
The null hypothesis is that there is no change to a population parameter
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Alternative hypothesis
The alternative hypothesis is that there is a change to a population parameter
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Test statistic
A numerical value obtained from a sample in reference to the statement
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