When Removing an Element from a Binary Search Tree That

question 40

Multiple Choice

When removing an element from a binary search tree that has a single child, _____________________ will ensure that the resulting tree is still a binary search tree.

• A) replacing it with its only child
• B) replacing it with its inorder successor
• C) simply deleting it
• D) all of the above
• E) neither a, b, nor c

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Definitions:

Standard Normal Variable

A random variable that has been normalized so that it has a mean of 0 and a standard deviation of 1, following the standard normal distribution.

Symmetrical Area

A region in a distribution curve where data are evenly distributed on both sides of a central point, indicating balance and uniformity.

Z Score

Another term for Z-score, indicating how far, in standard deviations, a data point is from the average of a set of data.

Standard Normal Random Variable

Represents a normal distribution with a mean of zero and a standard deviation of one, used in many statistical applications.