# Questions tagged [binary-search-trees]

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### What is the advantage of leaf trees vs. node trees?

In the book "Advanced Data Structures", Chapter 2 ("Search Trees"), the author, Peter Braß, mentions two versions of binary trees (emphases in the quoted text are mine): "...two different models ...
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### BST - Sufficient condition for connecting a node to a parent

Let's assume that we have a binary search tree with node Y that hasn't a right child and for whom a successor exists in the tree. I want to prove that if I insert a node X into the tree and node X is ...
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### Average height of a BST with n Nodes

I have to find the maximum, minimum, and average height of a BST with n nodes. After doing some researching I found that the maximum height is $n-1$ and the minimum height is $\log_2(n+1)-1$. My ...
### Randomized BST height analysis : How $Z_{n,i}$ and $Y_{k-1}$ are independent?
I am referring to this video https://www.youtube.com/watch?v=vgELyZ9LXX4 at 1:08:39 . $n$ : number of nodes in the tree $Z_{n,k}$ : Indicator random variable that activates when rank of the root ...