In K-Means Clustering,observations That Are Assigned to a Cluster May

question 90

True/False

In k-means clustering,observations that are assigned to a cluster may never be reassigned to a different cluster later in the process.

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Definitions:

Jensen's Measure

A metric used to evaluate the performance of an investment portfolio, considering both the risk-adjusted return and the portfolio's expected return based on market risk.

Market Portfolio

A theoretical bundle of investments that represents a segment of the overall market, typically used in the Capital Asset Pricing Model.

Sharpe Measure

A risk-adjusted performance metric that evaluates the return of an investment compared to its risk, with a higher Sharpe ratio indicating better risk-adjusted returns.

Beta

A measure of the volatility, or systematic risk, of a security or a portfolio in comparison to the market as a whole, with a value greater than 1 indicating higher risk and a value less than 1 indicating lower risk.