easy · Quantitative Finance

A covariance matrix Σ estimated from financial returns must satisfy which of the following linear algebra properties to be valid for portfolio optimization?

  1. Singular
  2. Skew-symmetric
  3. Positive semi-definite
  4. Orthonormal

Sign up free to see the explanation and track your rank →

More Quantitative Finance practice

KomFi Academy — Stop doomscrolling. Get KomFi.

Build your intelligence, anytime, anywhere.

KomFi Academy is a curated training platform with 54,000+ practice questions, 20,000+ flashcards, on-demand video lectures, podcasts, and 4K slide decks across the topics serious professionals study: GMAT, LSAT, MCAT, Investment Banking, Private Equity (LBOs & PE math), Private Credit, Quantitative Finance, Financial Accounting, Asset- Backed Securities, Volume Profile Analysis, Order Flow Trading, Market Microstructure, Volume Spread Analysis, Elliott Wave Theory, Volume-Price Analysis, and Public Offering Frameworks.

What's inside

Topics

View pricing · Read testimonials