Examlex
Source: Parra, E. J., Kittles, R. A., & Shriver, M. D. (2004) . Implications of correlations between skin color and genetic ancestry for biomedical research. Nature Genetics, 36, S54-S60.
-The graphs shown indicate the range of melanin amounts in the skin of populations from four different geographic regions. Which graph is likely to be from a geographic area where there is less UV radiation?
Descriptive Statistics
Statistical methods that summarize and organize characteristics of data sets, such as mean, median, mode, and range.
Variability
The extent to which data points in a statistical distribution or data set diverge from the average or mean value.
Standard Deviation
A measure of the amount of variation or dispersion of a set of values, indicating how spread out the values are from the average.
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