Examlex
If sampling is without replacement, the events are independent.
Region
An area or division, especially part of a country or the world having definable characteristics but not always fixed boundaries.
T-statistic
In statistical testing, it represents the calculated difference between sample means relative to the variability observed in the samples, serving as basis for hypothesis testing.
Negative Value
A numerical value less than zero, indicating a deficit or decrease when compared to a baseline of zero.
Group's Mean
The average value obtained by summing all the numerical values in a group and dividing by the number of values.
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