QuantForcesquant interview practice

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rb_ch01_q001Two glass jugs (water and alcohol)
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1000x0
rb_ch01_q002Two bells ringing together
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1100x0
rb_ch01_q003Sum of integers 1 to 100
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
900x0
rb_ch01_q004Old style analogue clock falls off wall
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1100x0
rb_ch01_q005Twelve marbles, one different
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1300x0
rb_ch01_q006Inscribed circle in square in corner
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1400x0
rb_ch01_q007Bug in cubic room
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1200x0
rb_ch01_q008Married couples no children probability
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1100x0
rb_ch01_q00910x10x10 macro-cube micro-cubes
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1300x0
rb_ch01_q010Apples by truck or by railway
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1500x0
rb_ch01_q011Hour and minute hand angle
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1600x0
rb_ch01_q012First time after 3 PM when hour and minute hands meet
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1700x0
rb_ch01_q013100 light bulbs and 100 stockbrokers
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1500x0
rb_ch01_q014100 light bulbs continued
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1700x0
rb_ch01_q015Sock drawer pairs
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1400x0
rb_ch01_q016Competitive number-calling game
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1500x0
rb_ch01_q017Safe combination 40 brute force
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1400x0
rb_ch01_q01890 coins one unusual minimum weighings
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1800x0
rb_ch01_q019Bounded entire complex function
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1300x0
rb_ch01_q02010000 ants on ruler
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1600x0
rb_ch01_q021Lily pad doubling 30 days
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1500x0
rb_ch01_q02227 lily pads in 6000 sq ft pond
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1600x0
rb_ch01_q023Decimal equivalents of 13/16 and 9/16
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1700x0
rb_ch01_q024Snail climbs 10-foot pole
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1800x0
rb_ch01_q025Three identical light fixtures three switches
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1600x0
rb_ch01_q026Five hats three blue two red
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1500x0
rb_ch01_q027Smallest positive integer with remainder pattern
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1400x0
rb_ch01_q028Motorcyclists fly between them
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1500x0
rb_ch01_q029Prove Heron's formula
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1300x0
rb_ch01_q030Nine integers ABCDEFGHI constraint
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1400x0
rb_ch01_q031Hotel rooms key drunk guests
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1600x0
rb_ch01_q032Boat rock pool water level
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1400x0
rb_ch01_q033Unfaithful husbands village
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1700x0
rb_ch01_q034Three poles 64 rings
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1800x0
rb_ch01_q035Solve ODE u''+u'+u=1
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1500x0
rb_ch01_q036Minimize variance aX+bY
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1600x0
rb_ch01_q037Lighthouse beam speed
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1500x0
rb_ch01_q03820x20 chessboard cube pattern
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1700x0
rb_ch01_q039Running away from dog in field
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1400x0
rb_ch01_q040Prove integral of e^{-x^2}
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1500x0
rb_ch01_q041Integral of sec theta
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1300x0
rb_ch01_q042Infinite sum convergence
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1500x0
rb_ch01_q043Three children product 36
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1600x0
rb_ch01_q044Eight golf balls
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1700x0
rb_ch01_q045Sum k and k^3 from 1 to n
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1700x0
rb_ch01_q04652 cards red one dollar each
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1800x0
rb_ch01_q047Quarter table covering game
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1500x0
rb_ch01_q048Chessboard dominoes corners removed
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1700x0
rb_ch01_q049p prime > 3 then p^2-1 divisible by 24
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1400x0
rb_ch01_q050Maximize firm value uniform
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1700x0
rb_ch01_q051String-like fuse 30 seconds with watch
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1600x0
rb_ch01_q052Two string-like fuses 45 seconds
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1500x0
rb_ch01_q053Walk one mile south east north end up at start
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1300x0
rb_ch01_q054Trailing zeros 100!
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1400x0
rb_ch01_q05510 regions tax cheat scale
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1500x0
rb_ch01_q056Seven gold bars two cuts
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1700x0
rb_ch01_q05799 distinct integers missing one
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1500x0
rb_ch01_q058Mirror flip horizontal not vertical
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1600x0
rb_ch01_q059Heterosexual intercourse without condoms
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1500x0
rb_ch01_q060Lattice paths coordinate
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1400x0
rb_ch01_q061Six friends pizza bill split
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1300x0
rb_ch01_q062Pizza two small versus one medium
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1600x0
rb_ch01_q063Find all roots x^5 = 64
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1400x0
rb_ch01_q064Rock falls Empire State Building
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1500x0
rb_ch01_q065Integral involving N(x) cumulative normal
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1400x0
rb_ch01_q066Limit sqrt(x^2+x)-x
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1600x0
rb_ch01_q067Differentiate x^x with respect to x
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1600x0
rb_ch01_q068Two consecutive prime numbers mean prime
Red Book (Heard on the Street) · Ch 1 · Purely Quantitative & Logic Questions
1800x0
rb_ch02_q001Black-Scholes ATM call worth and hedge
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1500x0
rb_ch02_q002Two options same features one short one long maturity
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1600x0
rb_ch02_q003European call and put at zero interest rate
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1400x0
rb_ch02_q004Delta graph for European call
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1700x0
rb_ch02_q005ATM call delta greater than 0.5
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1500x0
rb_ch02_q006ATM call delta with dividends
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1700x0
rb_ch02_q007MITCO long call delta-hedged CEO arrested
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1800x0
rb_ch02_q008How to calculate option's delta
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1600x0
rb_ch02_q009Explain N(d_1) and N(d_2)
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1700x0
rb_ch02_q010European digital option above strike pays H
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1500x0
rb_ch02_q011European digital pays H below strike
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1700x0
rb_ch02_q012Delta of standard call vs down-and-out call
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1800x0
rb_ch02_q013Daily vs monthly volatility estimators
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1900x0
rb_ch02_q014American call non-dividend-paying intrinsic vs time value
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1900x0
rb_ch02_q015Delta-hedged short call replicating portfolio falling
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
2000x0
rb_ch02_q016Jump diffusion processes
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1700x0
rb_ch02_q017Three graphs call price stock price three perspectives
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1800x0
rb_ch02_q018Black-Scholes formula four-year option from one-year
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1900x0
rb_ch02_q019(***) Black-Scholes with arithmetic Brownian motion
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
2000x0
rb_ch02_q020Black-Scholes 3-month ATM call IV mental calc
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
2100x0
rb_ch02_q021100-day call quote 200-day call price
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1800x0
rb_ch02_q022
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1900x0
rb_ch02_q023100-day call IV increases by 25 - effect on one-day IV
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1700x0
rb_ch02_q024
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1900x0
rb_ch02_q025Eurodollar futures vs forward six months
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1800x0
rb_ch02_q026MC simulation GBM directly or underlying
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
2000x0
rb_ch02_q027MBS positive vs negative convexity
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1900x0
rb_ch02_q028Short call hedge strategy
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
2000x0
rb_ch02_q029Integral of w(t) dt Brownian
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1900x0
rb_ch02_q030Integral of w(t) dw(t) Brownian
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
2000x0
rb_ch02_q031
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1900x0
rb_ch02_q032Power call max(S^a - X, 0)
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
2000x0
rb_ch02_q033Why volatility smile effect
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
2100x0
rb_ch02_q034Double-barrier knock-out vs sum of up-and-out and down-and-out
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
2100x0
rb_ch02_q035Analytical procedure for digital options
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
2200x0
rb_ch02_q036American out call with up and down barriers
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
2000x0
rb_ch02_q037Gold prices Gaussian digital cash-or-nothing
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1800x0
rb_ch02_q038(**) Perpetual option value
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1900x0
rb_ch02_q039Reverse engineering interest rate swap
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
2000x0
rb_ch02_q040ATM how many shares of stock
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1900x0
rb_ch02_q041Price of option vs mean reversion vs random walk
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1800x0
rb_ch02_q042Hedging an options position taking more risk
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1700x0
rb_ch02_q043Written put on stock without short stock or options
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1900x0
rb_ch02_q044Pizza derivatives lateral
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1700x0
rb_ch02_q045When short put option IBM
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1800x0
rb_ch02_q046Land in Arizona vs piece of beach in Florida
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1700x0
rb_ch02_q04730 days historical sigma^2 for Black-Scholes
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1800x0
rb_ch02_q048Top issuer swap curve
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1900x0
rb_ch02_q049Derive Black-Scholes without math
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
2000x0
rb_ch02_q050Implied SD vs historical SD
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1900x0
rb_ch02_q051Out-of-the-money call vs put more valuable
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1800x0
rb_ch02_q052Theta and gamma opposite signs
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
2000x0
rb_ch02_q053Riskless rate zero stock one year either 130 or 70 call value
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1900x0
rb_ch02_q054(**) Product call max(S1 S2 - X, 0)
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
2000x0
rb_ch02_q055Asian options cheaper or more expensive
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
1800x0
rb_ch02_q056American vanilla call as European put
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
2000x0
rb_ch02_q057Nodes in recombining vs non-recombining binomial tree
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
2100x0
rb_ch02_q058Long foreign stock rising no insider
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
2000x0
rb_ch02_q059(**) Call priced at c today expected price tomorrow
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
2200x0
rb_ch02_q060(**) Question 2.59 negative theta reconciliation
Red Book (Heard on the Street) · Ch 2 · Derivatives Questions
2100x0
rb_ch03_q001St. Petersburg game
Red Book (Heard on the Street) · Ch 3 · Other Financial Economics Questions
1400x0
rb_ch03_q002Continuously compounded annual variance
Red Book (Heard on the Street) · Ch 3 · Other Financial Economics Questions
1500x0
rb_ch03_q003Five-year spot 10%, ten-year spot 15% implied forward
Red Book (Heard on the Street) · Ch 3 · Other Financial Economics Questions
1500x0
rb_ch03_q004Yield on a bond vs rate of return on a bond
Red Book (Heard on the Street) · Ch 3 · Other Financial Economics Questions
1300x0
rb_ch03_q005Chaos theory predict stock returns
Red Book (Heard on the Street) · Ch 3 · Other Financial Economics Questions
1600x0
rb_ch03_q006Bond price vs yield curve convex
Red Book (Heard on the Street) · Ch 3 · Other Financial Economics Questions
1400x0
rb_ch03_q007Plot of E(r) vs beta CAPM violations
Red Book (Heard on the Street) · Ch 3 · Other Financial Economics Questions
1700x0
rb_ch03_q008Term-structure 7.60% 7.15% implied forward
Red Book (Heard on the Street) · Ch 3 · Other Financial Economics Questions
1600x0
rb_ch03_q009Six-month forward on 10-year discount bond
Red Book (Heard on the Street) · Ch 3 · Other Financial Economics Questions
1500x0
rb_ch03_q010Yield curve steepens strategy bond
Red Book (Heard on the Street) · Ch 3 · Other Financial Economics Questions
1700x0
rb_ch03_q011Define duration convexity properties uses
Red Book (Heard on the Street) · Ch 3 · Other Financial Economics Questions
1800x0
rb_ch03_q012GARCH(1,1) model qualitative
Red Book (Heard on the Street) · Ch 3 · Other Financial Economics Questions
1700x0
rb_ch03_q013Limit exposure 30-year long bond
Red Book (Heard on the Street) · Ch 3 · Other Financial Economics Questions
1600x0
rb_ch03_q014Mexican Brady bond yield change
Red Book (Heard on the Street) · Ch 3 · Other Financial Economics Questions
1700x0
rb_ch03_q015Yield curve corporate vs treasuries strategy
Red Book (Heard on the Street) · Ch 3 · Other Financial Economics Questions
1800x0
rb_ch03_q016Five-year rate 10% ten-year rate 15% forward
Red Book (Heard on the Street) · Ch 3 · Other Financial Economics Questions
1700x0
rb_ch03_q017
Red Book (Heard on the Street) · Ch 3 · Other Financial Economics Questions
1600x0
rb_ch03_q01820 traders 100 stocks SEC announcement
Red Book (Heard on the Street) · Ch 3 · Other Financial Economics Questions
1700x0
rb_ch03_q019Two stocks same expected return 20%/30%, corr 50%
Red Book (Heard on the Street) · Ch 3 · Other Financial Economics Questions
1900x0
rb_ch03_q020Same stocks 10%/40% corr 50%
Red Book (Heard on the Street) · Ch 3 · Other Financial Economics Questions
1800x0
rb_ch04_q001Two random numbers product greater than 1/2
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1300x0
rb_ch04_q002
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1100x0
rb_ch04_q003Four coins more heads than I
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1400x0
rb_ch04_q004Single die three times stopping rule
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
900x0
rb_ch04_q005Correlation X+5 with Y and 5X with Y
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1100x0
rb_ch04_q006(**) Exchange paradox envelopes
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1500x0
rb_ch04_q007
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1500x0
rb_ch04_q008Three children one apple fair coin
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1600x0
rb_ch04_q009Expected tosses Q4.8
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1300x0
rb_ch04_q010Fair coin probability 1/3
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1500x0
rb_ch04_q011Roll die until number repeats expected payoff
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1200x0
rb_ch04_q012Five cards five Kings
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1400x0
rb_ch04_q013(**) Let's Make a Deal Monty Hall first version
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1000x0
rb_ch04_q014(**) Monty Hall random audience member
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1100x0
rb_ch04_q015Two jars 100 marbles blindfolded
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1200x0
rb_ch04_q016(***) Mr 30 Mr 60 Mr 90 duel survival
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1200x0
rb_ch04_q017Basketball down two points six seconds three-point shot
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1300x0
rb_ch04_q018
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1300x0
rb_ch04_q019Parlay card 10-to-1 odds five matches
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1100x0
rb_ch04_q020Standard deviation of (1,2,3,4,5)
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1000x0
rb_ch04_q021Russian roulette revolver six chambers two bullets consecutive
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1200x0
rb_ch04_q022Large jar 999 fair pennies one two-headed
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1300x0
rb_ch04_q023Four cards shuffled water earth wind fire
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1100x0
rb_ch04_q024Marble game red blue draws
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1300x0
rb_ch04_q025Coin machine probability P uniform 1000 flips 750
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1200x0
rb_ch04_q026Expected value e^X X normal
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1300x0
rb_ch04_q027
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1300x0
rb_ch04_q028Unfair coin expected tosses two heads in a row
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1400x0
rb_ch04_q0291000 people 60% A 40% B margin of error
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1300x0
rb_ch04_q030Disease 0.5% population test 7% false positive
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1500x0
rb_ch04_q031
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1700x0
rb_ch04_q032(**) Chocolate chip cookies probability 90% one chip
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1700x0
rb_ch04_q033Roll fair die until game stops six expected payoff
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1500x0
rb_ch04_q034Four boxes pebble Box 1 transitions
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1900x0
rb_ch04_q035Stick three pieces triangle probability
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1600x0
rb_ch04_q036(**) Expected length of longest piece
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1700x0
rb_ch04_q037Two children one is girl probability two girls
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1400x0
rb_ch04_q038Two children door girl appears probability two girls
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1600x0
rb_ch04_q039Train station 1pm-2pm 15 minutes meeting
Red Book (Heard on the Street) · Ch 4 · Statistics Questions
1500x0