Maths - Statsistics Definitions

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Statistics

Hypothesis Testing: Proportions & Means

A-Level Statistics

Edexcel

Hypothesis Testing for 1 and 2 Samples

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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