Frequently Asked Questions On Quant Interviews //free\\ - 150 Most

What is order book toxicity, and how does the Volume-Synchronized Probability of Toxicity (VPIN) metric attempt to measure it?

You have 3 coins: one two-headed, one fair, and one unfair (biased 75% heads). You pick one at random and flip it. It shows heads. What is the probability it is the two-headed coin? 150 Most Frequently Asked Questions On Quant Interviews

A clock shows 3:15. What is the exact angle between the hour hand and the minute hand? What is order book toxicity, and how does

Contrast bagging (Random Forests) and boosting (XGBoost) methods in terms of how they reduce variance and bias. What is order book toxicity

What is the probability density function (PDF) of the sum of two independent random variables?

What is loss aversion, and how does it explain why retail investors hold onto losing positions too long?