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In the Average Case, an Item Is Just as Likely

question 3

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In the average case, an item is just as likely to be found near the beginning of an array as near the end.


Definitions:

Standard Normal Random Variable

A random variable with a mean of 0 and a standard deviation of 1, following a normal distribution.

Area

The measure of the extent of a two-dimensional figure or shape in a plane.

z

In statistics, a z-score indicates how many standard deviations an element is from the mean.

Normally Distributed Random Variable

A type of random variable whose values are symmetrically distributed around the mean, forming a bell-shaped curve when graphed.

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