Examlex
The select,join,and project operations enable data from two different tables to be combined and only selected attributes to be displayed.
Standard Deviation
A statistical measure that quantifies the variation or dispersion of a set of numerical data from its mean.
Zero Standard Deviation
A statistical measure indicating that all values within a data set are identical.
Risk-Free Asset
A financial instrument that is considered to have no risk of financial loss, typically government bonds.
Standard Deviation
A statistic that measures the dispersion or variability of a set of data values around the mean (average) of those values.
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