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Sums of Random Variables from a Random Sample

When a random sample is drawn, some summary of the values is usually computed. Any well-defined summary may be expressed mathematically as a function of an n-dimension vector. The domain of that…

From  Jane Harvill 184 plays 0  

Basic Concepts of a Random Sample

We begin by defining a random sample and explaining how a random sample is also considered a collection of independent and identically distributed random variables. To do so, the idea of mutually…

From  Jane Harvill 122 plays 0