you look up in the sky at night and the probability of seeing a shooting star in an hour is 91%. What is the probability that you see a shooting star in the next 30 minutes
Trader Interview Questions
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Suppose you were 80% sure of something, and someone was offering you 1:1 odds on it. What percentage of your wealth would you bet on it?
Mostly probability question eg expected value of a die game with each number having a monetary value
dice related question, coin toss..etc
Given a bunch of balls of different weights, and a scale. Know that all balls look identical but one weight differently. Given the minimum tries to use the scale, find the heavy ball.
A father gives his son a job for 1 year and says that he will pay him $15000 and a car for the years work. The son leaves after 7 months with $5500, how much was the car?
If today is Good Day, on average, how many days do we have to wait until the next “Bad” Day?
A frog is traveling from point A(0,0) to point B(4,6) but each step can only be 1 unit up or 1 unit to the right. Additionally, the frog refuses to move three steps in the same direction consecutively. Compute the number of ways the frog can move from A to B.
I have a painting, if it's an original it's worth 500k if it isn't it's worth 10k. The probability it's an original is 0.2. I have an option to pay 100k for the picture after inspection what is the value of the option?
E(V) of one roll of a dice.
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