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-The last phase of the great human migration that established a human presence in every habitable region of the earth.These people settled the Pacific islands and Madagascar in a series of seaborne migrations that began around 3,500 years ago.
Variance
A measure of how much values in a data set deviate from the mean value.
Data
Information collected for reference or analysis, often numerical.
Squared Deviation
The squared differences between each observation and the mean, used as part of the calculation for variance.
Variance
A measure of the dispersion representing the average of the squared differences from the Mean.
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