In a Binary Tree

question 42

Multiple Choice

In a binary tree,

• A) there must be at most one node with no predecessor
• B) there may be at most two nodes with no predecessor
• C) there may be any number of nodes with no predecessor
• D) there must be exactly one node with no predecessor

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Definitions:

Trading Rule

A guideline or criterion for making decisions in financial markets, often based on technical indicators or financial data.

Dow Average

A stock market index that represents the stock performance of 30 large, publicly-owned companies based in the United States.

Four-Factor Model

An investment model that extends the three-factor model by adding momentum as a factor to account for stock performance.

Excess Returns

The return on an investment beyond the return expected from the risk level, often compared to benchmarks or risk-free returns.