Examlex
The aggregate function ____________________ returns the variance of the field values in a selection of records.
Mean Number
The arithmetic average of a set of values or quantities, computed by dividing the total of all values by the number of values.
Blood Samples
Specimens of blood collected for analysis or testing for medical purposes.
First Serves
In tennis, the initial serve attempt in a point, which must land in the diagonally opposite service box to be considered valid; if unsuccessful, it's followed by a second serve.
Probability
The mathematical likelihood of an event happening, often expressed as a fraction or percentage.
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