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  1. irregular coin toss: stochastic process X defines the number of heads that we get if
  2. scaling standard deviation
  3. Probability in Business: using expected values of three different investments
  4. Throwing three different dices - probability of getting a six
  5. Uniform distribution & expected payment for internet-service contract
  6. Need help finding P ( A ∩ B ): Suppose P(A)=P(A)=0.25 and P(B)=P(B)=0.62...
  7. What statistical analysis should be used? (find correlation from data points: dengue)
  8. Statistics with R - hypothesis test-strategy (distinguishing 2 kinds of white blood c
  9. vertex problem: two events are first vertex chosen is even / odd
  10. Sample Space Confusion for sample space for spinner w/ 2 red parts, 2 blue parts
  11. please help: A math-olympics is being held this weekend among SPC Math professors....
  12. Reliability of System w/ n elements working indep., each w/ constant failure intensit
  13. Weird Probability question
  14. A bit confused
  15. Probability in Texas Hold'em
  16. Help w/ problem, N people occupy N points in a circle and move randomly
  17. mean 36,92; standard dev. 0,19; ordinate of normal dist. of stand. dev is 1,9226
  18. Find a distribution function for a random variable X which is a constant in interval
  19. Find normal distrib. for measured data: 4,393; 4,372; 4,381; 4,373 and 4,401
  20. 14 indep. observations: 6,45; 6,62;6,47;6,57; 6,62; 6,50; 6,55; 6,43; 6,58; 6,49; ...
  21. I am trying to figure out a formula for combinations of certain variations of a set
  22. mean and standard deviation of discrete variable
  23. Can someone help me w/ “7 red balls, 6 blue balls”
  24. Basic- Discrete probability distribution - Probability with conditional event?
  25. Help with a problem about skew and moment generating functions?
  26. comparing population: Canada’s 37m as percentage of USA’s 326m
  27. Setting up Conditional Probabilty formula for November temps being < t
  28. Hypothesis testing - maximum significance level
  29. probability of getting corrct clothes in dry cleaning
  30. E[x^n] when n is odd as opposed to when it's even
  31. Biased Dice Question: biased so that i lands on 1 one quarter of the time.
  32. Probability of type 1 and type 2 errors: Add 50 to each value in this list, and...
  33. If I have nine 100 sided dice & need them to land on numbers 1-15, what is...?
  34. Average and standard deviation of the bending moment in the beams
  35. twice continuously differentiable G: (d/dεi)*((g(εi)/[1-G(εi)]) > 0'
  36. Covariance of the Sample Mean of Two Random Vectors
  37. Test Statistic for Proportion: 31% of all traffic related deaths were alcohol-related
  38. how many 3-digit numbers possible from a set of : 0,3,4,5,6,7
  39. Confidence Interval Estimate: Assume that chemists' salaries are normally distributed
  40. Fitting Gaussian distro to data w/ 100 patients mean 13.3 stand-dev 2
  41. How many permutations of the letters ABCDEFG contain the string BCD?
  42. Word Problem for Statistics and Probability
  43. Solutions to an X1+X2...+X5=21 EQN
  44. Seating indistinguishable twins
  45. Some fundamental question in combinatorics
  46. Probability of a Straight
  47. Could anyone explain me how to calculate the following...?
  48. Cont. Random Var has PDF f(x)=1/2 (0<=x<=1),=(3-x)/4 (1<=x<=3),=0 (otherwise)
  49. Pick 2 cards from deck. Then pick another as many cards, as is sum of 1st two cards.
  50. Combinatorics pencil box problem
  51. How do I calculatethe average hour that the average person showed up on?
  52. Minefield
  53. Please Help
  54. CHI squared test doubt
  55. Standard Deviation Word Problem help
  56. Unable to Solve Probability Problem on Telephone Numbers. Please Help!
  57. Joint distribution of multiple random variables
  58. Order Statistics
  59. Searching for Optimal Random Equation using statistics
  60. Markov chains exercise
  61. Markov chains exercise 2
  62. Chess Probability of two white knights being on black squares or
  63. What is my expectation and my "advantage" in percent terms??
  64. How to solve those 3 unknown values in this equation/example
  65. Contactlenses
  66. Problem with expectation value and dice
  67. How many wasy to make 10 out of 1, 2 and 3?
  68. Analyze Team Data Values (fantasy football teams)
  69. Binomial equations help
  70. Probability / high school math: among 20 visibly identical candies, 6 are strawberry
  71. How to compare two samples with uneven sizes/comparison
  72. Look for some kind of equation
  73. Hypothesis Testing for one sample proportions: 35% of employed earn > $15K/year
  74. Expected value: Suppose people randomly pick a number between 0 and 1....
  75. Showing that X1+X2=2X1 for random variable X1, X2 such that X1=X2
  76. Probability - Normal distribution
  77. Business Math: 20 agents handling 6 calls per hour over 7 working hours,
  78. Need help with hypothesis testing
  79. Binominal Coefficients (n choose k) = n!/k!(n-k)!: The logic behind the formula is..?
  80. Can not get intuition for combined probability, minimum of three
  81. Number of accidents follows the Poisson distribution w/ rate of 0.5 car accidents/day
  82. If n is an integer between 1 and 96 (both included), what is the probability that n
  83. how to map a group of numbers into odds/probability?
  84. Problem finding x,y or a,b? (hurricane model using damages, landfall, windspeed)
  85. Please explain in mathematical terms what's happening here!?
  86. Help With Statistics & Plotting Bell Shaped Curve
  87. Martingale in roulette: you play 60 times on black; ball lands red/0 11 consec. times
  88. Forecasting Membership Lives
  89. Hypothesis test question help
  90. probability of reaching the end of an endless game
  91. I Need Help With Calculating The Number of Possible Two-of-a-Kind Poker Hands
  92. How to find number of Zeros and ones in the matrix?
  93. Calculating Lambda in a Poisson distribution
  94. Calculate probability of an event occuring X times
  95. Expected value from graph
  96. Exponential problem
  97. Expected value from triangle distribution
  98. Using normal distribution
  99. Normal distribution with probability from random sample
  100. Probability of finding an item in a video game chest