Standard error and variability

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Descriptive Statistics and data visualisation

Evidence Based Practice

Last updated 5:03 PM on 10/18/26
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4 Terms

1
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Variability

The spread of data

2
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Standard deviation

How far each score is from the mean.

<p>How far each score is from the mean.</p>
3
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Standard error of the mean

Estimate of how representative the sample is of the population.

A large sample size will provide a more representative data, have less variability and Standard Error of the mean.

<p>Estimate of how representative the sample is of the population. </p><p>A large sample size will provide a more representative data, have less variability and Standard Error of the mean.</p>
4
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Generalisation

How representative the sample is of the population.