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  1. Are these formulas correct? Mean deviation = 4/5 * Quartile Deviation, ...
  2. What are the odds? Day 1: 113,805:1, Day 2: 41,815:1 => back to back?
  3. Scoundrel in charge?
  4. Pre/Post Multiple Choice Quiz to Assess Learning from an Educational Program
  5. Probability: How many times to spin a wheel and get all prizes?
  6. Conditional distribution: Calculate, E(XY/Y-2X=m), where m is a real number
  7. Random question to help out with a card game.
  8. Need help with cancer rate calculation in humans
  9. Productivity Reporting (sales $'s per man hour) - for our distribution center.
  10. help need to solve this magic square 33
  11. Taking the binary logarithm - error propagation?
  12. standard deviation of 10.4, 9.8, 10.0, 9.2, 10.5, 9.8, 9.9, 10.1, 10.4, 10.2, 10.7,
  13. Statistics
  14. Binomial Probability: If prob. of marksman gaining a bull is 0.75, then...
  15. Assume that there are 6 unfilled roles: 2 male and 4 female. There are 3 men and 8 wo
  16. Binomial Distrib. Prob.: Scientists collecting butterfly samples near a nuclear power
  17. Ecologist without maths brain needs help!
  18. How many ways to put 20 indistinguishable objects into 4 groups?
  19. Probability Q: [e - h / 100]/[e - h], e = 2^52, h randomly between 0 & e - 1
  20. Stuck with a probability question???
  21. 100 prisoner problem - permutations that have cycle length > 50
  22. If 3 of 4 dev. scores are -5, 2, and -3, find value of 4th dev. score.
  23. i need questions 8 and 9 done!!! pls help
  24. Probability question where an object is chosen randomly out of two objects
  25. Assume a lotto draw of 6 out of 49 different numbers (1 to 49). Every how many draws,
  26. Probability question involving a lift
  27. How to Calculate Overall Chance
  28. DICES: P(sum >= 400) given a set of 5 dice & 20 tosses
  29. Survey and Dice
  30. mean, median, mode, range and standard deviation
  31. Distribution functions
  32. Discrete Binomial stats questions using chart help?
  33. Discrete Binomial chart questions
  34. relationship beween vitamin supplementation and the occurrence of asthma
  35. Descriptive Statistics - sample mean and sample standard deviation
  36. Am stuck on "There are 1000 people 200 of them are boys (20%) You randomly..."
  37. Contingency table question - stuck!
  38. "Barney has two boxes with marbles inside. Box 1 contains 6 red marbles and 3 green m
  39. Need some help with adding probabilities?
  40. Locker Combo uses 3 numbers w/ consec. numbers different; find least number of....
  41. Lottery Ticket contains 6 different numbers between 1 and 39; to win, must match all
  42. Help with 3 probability exercises
  43. Calculate average of more stages
  44. Trouble differentiating questions with repeated arrangements
  45. Foundation in Mathematics and Statistics
  46. Two-sided error Monte-Carlo: Propose a rule that allows the user to choose...
  47. Mean and Mean Absolute Deviation Problem
  48. Weird probability: if the probability of rain on exactly 5 days in a week...
  49. Benford's Law: Applicability with rates per country?
  50. combining probabilities -
  51. Spss: In a case control study assesing factor a&b effect on c....
  52. Curiousity [glad I'm not a cat]
  53. Method of moments estimates and likelihood from a lognormal distribution
  54. How to calculate z-score given area?
  55. Sampling of employees given mean age and standard deviation
  56. fashion merchant primes the pump; univ. prof considers class sizes
  57. How to compare power of two differences?
  58. Problem #1: A librarian is arranging some books on a straight shelf....
  59. Problem #2: During the year, Mark and John play a total of "n" games of golf....
  60. Problem #3: Salt is packed in bags labelled "1kg", w/ bags' weights being normally di
  61. Problem #4: A class of 30 students has 16 boys and 14 girls. How many groups of 8...?
  62. Problem #5: distribution of IQ scores for the inmates of a certain prison
  63. Probability problem help: Player A is projected to get 10 points,...
  64. Help in deciding sample size and frequency
  65. Determing the probabilities of all of the outcomes of an event
  66. Conditional Probability question, please check my solution?
  67. Simple Probability Help: What is the probability of drawing a flush?
  68. Gibb's Sampling Derivation for Gene Motif
  69. Combo or Perm.?: A network engineer is examining a set of 10 wireless access points.
  70. Bags of chips: 10 bags of salted chips, 15 bqq, 12 plain, and 15 ketchup.
  71. How does one find the covariance of U and V?
  72. Fewer than percentage distribution plot: battery lifespan
  73. How many 10-character combinations can be made using 36 characters?
  74. Biased Dice: one red face, all other faces are white
  75. probabilities of differences of numbers on cards from two sets
  76. How to sum a Bernoulli probability: Let's assume that we're throwing a dice....
  77. Which test should I use? (rate of defectives for two machines)
  78. Probability Question with Win, Lose and Tie: P(win)=0.4, P(loss)=0.35, and P(tie)=0.2
  79. Bernoulli probability: prob success in 2 trials 0,39; prob success in 3 trials 0,43
  80. Confidence Interval and Hypothesis Testing: % of people using alternative operating s
  81. Outcome of Rolling a die 600 times
  82. Find tabulated value for one tailed and two tailed test: sigma = 0.27, ...
  83. Which statistical model is appropriate? "Consider a factory producing sliced Ham...."
  84. Drawing a scatterplot (regression line y(hat)=11.058-0.01466x)
  85. What am I missing in these 3 questions? (For Q1, I got prob = -0.07; for Q2...)
  86. sampling and heterogeneity: I have a population from which i take 3 samples...
  87. Throwing a die: At first trial we bet one die's face. At second two. At third 3....
  88. Probabilities/Combinations: At a certain clinic, 29% of those who come in for testing
  89. Simple Equation Not So Simple? z = (1.05-1.2)/(0.5/sqrt[100]) = -3.0
  90. Preferences variables Choose the best analysis
  91. Combinations: adding 1-5, using only 5 numbers, to get 15 or less
  92. List of Questions for Probability and Permutation
  93. Probability formula while drawing multiple weighted elements
  94. Probability Question for a Game Design: There are 22 cards; 4 are identical...
  95. what can be the maximum number of cities in this country?
  96. Expected value word problem: deciding whether to insure lives of those leading quest
  97. Non-mathematician needs help calculating hand ranks in a card game
  98. Expected profit: realtor considering whether to list an unusual $850,000 house
  99. possible number of combinations of 9 elements.3 sets with 3 elements each.
  100. Compute Probability of Type II Error (A cola-dispensing machine)