Examlex
Find the standard deviation of the data summarized in the given frequency distribution.
-A company had 80 employees whose salaries are summarized in the frequency distribution below. Find the standard deviation.
Probability
An assessment of an event's chances of occurring, measured as a value from 0 to 1.
Random
Referring to an event or selection process that has no specific pattern, order, or aim, and is governed by chance.
First Serves
In tennis, the initial serves in a game where the server has two opportunities (first and second serve) to successfully start a point.
Independent Events
Events in probability where the outcome of one event does not affect the outcome of another.
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