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This lesson is a part of the course Common Probability Distributions
Tracking error is a measure of how closely a portfolio follows its benchmark. A tracking error of zero means that the portfolio exactly follows its benchmark. The benchmark could be an index such as S&P 500 index. Let’s say the S&P 500 index provides a return of 6% and your portfolio tracking the S&P 500 index earns 4% returns. The tracking error is calculated as follows:
