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Basic Question 0 of 30

What is the Herfindahl Index (HHI) used for?

A. Measuring a company's profitability
B. Assessing market concentration and competition
C. Estimating market demand for a product
D. Analyzing consumer preferences

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I am happy to say that I passed! Your study notes certainly helped prepare me for what was the most difficult exam I had ever taken.
Andrea Schildbach

Andrea Schildbach

Learning Outcome Statements

compare and contrast simple random, stratified random, cluster, convenience, and judgmental sampling and their implications for sampling error in an investment problem

CFA® 2026 Level I Curriculum, Volume 1, Module 7.