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Levels of data

Statistical tests

Statistical tests are used to determine the likelihood that any observed effect is due to chance i.e.
whether we accept the null hypothesis and reject the alternative or vice versa

Which statistical test is used to analyse data depends on certain factors:

The purpose of…

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Not at Extremel
all y anxious

Interval data
o This is data on a numerical scale with units of equal, definable size
o Examples would be
Reaction times (sec)
Distance (m)
Height (m)


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