Measures of Variability
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6 Terms
1
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Measures of Variability
These are the spread of values about the
mean.
2
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Measures of Variability
It is a smaller dispersion of scores arising from the comparison
often indicates more consistency and reliability.
3
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Range
It is the difference between the highest value and lowest value.
4
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Average Deviation
It gives a better approximation compared to range.
5
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Variance
It measures how far each number in the set is
from the mean.
6
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Standard Deviation
It provides some idea about the distribution of
scores around the mean.