QuantForcesquant interview practice

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Difficulty: 800 – 2200

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	#	Name	Tags	Difficulty	Solved by
✓	gb_ch03_q008	Expected value using integration Green Book · Ch 3 · Calculus and Linear Algebra	calculus integration normal-distribution expectation	1400	x0
✓	gb_ch04_q014	All-girl world? Green Book · Ch 4 · Probability Theory	probability expectation common-misconception independence	1300	x0
✓	gb_ch04_q033	Connecting noodles Green Book · Ch 4 · Probability Theory	probability expectation recursion induction	1900	x0
✓	gb_ch04_q035	Dice game Green Book · Ch 4 · Probability Theory	probability expectation total-expectation dice	1300	x0
✓	gb_ch04_q036	Card game (aces position) Green Book · Ch 4 · Probability Theory	probability expectation indicator-variables card-game	1500	x1
✓	gb_ch04_q038	Coupon collection Green Book · Ch 4 · Probability Theory	probability expectation coupon-collector geometric-distribution indicator-variables	1600	x0
✓	gb_ch04_q040	Expected value of max and min Green Book · Ch 4 · Probability Theory	probability order-statistics uniform-distribution expectation	1400	x0
✓	gb_ch04_q042	Random ants Green Book · Ch 4 · Probability Theory	probability order-statistics symmetry expectation creative-bijection	1800	x0
✓	gb_ch05_q008	Dice game (via Wald's equality) Green Book · Ch 5 · Stochastic Process and Stochastic Calculus	martingale walds-equality expectation dice geometric-distribution	1300	x0
✓	rb_ch01_q008	Married couples no children probability Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions	probability expectation common-misconception	1100	x0
✓	rb_ch03_q001	St. Petersburg game Red Book (Heard on the Street) · Ch 3 · Other Financial Economics Questions	probability expectation st-petersburg-paradox	1400	x0
✓	rb_ch04_q002	Red Book (Heard on the Street) · Ch 4 · Statistics Questions	probability expectation dice	1100	x0
✓	rb_ch04_q004	Single die three times stopping rule Red Book (Heard on the Street) · Ch 4 · Statistics Questions	optimal-stopping dice expectation	900	x0
✓	rb_ch04_q006	(**) Exchange paradox envelopes Red Book (Heard on the Street) · Ch 4 · Statistics Questions	probability expectation exchange-paradox	1500	x0
✓	rb_ch04_q009	Expected tosses Q4.8 Red Book (Heard on the Street) · Ch 4 · Statistics Questions	probability expectation geometric	1300	x0
✓	rb_ch04_q011	Roll die until number repeats expected payoff Red Book (Heard on the Street) · Ch 4 · Statistics Questions	probability expectation birthday-problem	1200	x0
✓	rb_ch04_q028	Unfair coin expected tosses two heads in a row Red Book (Heard on the Street) · Ch 4 · Statistics Questions	probability expectation markov-chain	1400	x0
✓	rb_ch04_q033	Roll fair die until game stops six expected payoff Red Book (Heard on the Street) · Ch 4 · Statistics Questions	probability expectation stopping-time	1500	x0
✓	rb_ch04_q036	(**) Expected length of longest piece Red Book (Heard on the Street) · Ch 4 · Statistics Questions	order-statistics expectation uniform-distribution	1700	x0