medium · Quantitative Finance

A strategy's returns over n=100 days have a sample mean of 0.08% and a known daily volatility of 1.2%.

What is the 95% confidence interval for the true daily mean return?

  1. [-0.155%, +0.315%]
  2. [-2.27%, +2.43%]
  3. [0.078%, 0.082%]
  4. [0.056%, 0.104%]

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

More Quantitative Finance practice

KomFi Academy — Stop doomscrolling. Get KomFi.

Turn wasted screen time into verifiable competence.

KomFi Academy is a curated training platform with 67,000+ practice questions, 25,000+ flashcards, on-demand video lectures, podcasts, and 4K slide decks across the topics serious professionals study: GMAT, LSAT, MCAT, SAT, 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