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  1. Dice roll Q's: in 4 tosses, prob of one 4, two odds, not 5,
  2. Regression Analysis: want to learn how to get data formula
  3. At least two people roll the same number?
  4. Combinations: need step-by-step solutions for 'combo' probs
  5. Probability: drawing 3 cards; tossing 3 coins and getting...
  6. confidence intervals: mean of 82, stand. dev. of 15; find...
  7. stats: collect data; then state purpose, define pop., ....
  8. What is the prob of answering any 3 questions correctly?
  9. Ants and Vertices of 3-D Figures
  10. On what percentage of the days were there problems?
  11. Standard Deviation: n = 2500, mu = 50, sigma = 10
  12. If 56 heads in 100 tosses, find prob that next toss is tails
  13. Trading Card Game: Probability of Rares!
  14. Ratio Distribution Question: C= (1/a)*exp(x/a), D= (1/b)*...
  15. BIG Dice Roll!
  16. Hypothesis Testing: number of homeruns for Natl Lg leader
  17. Confidence Intervals: strikeouts by Am. League leader
  18. Card Problem probability urgent
  19. Cards: prob both cards, drawn w/o replacement, are black
  20. Determine design matrix for regression, estimators for alpha
  21. probability: Assume fair 6-sided die rolled 6 times....
  22. Probability and Life Insurance: life-span and expected loss
  23. Testing Null Hypothesis
  24. 86 of 773 corn kernels didn't pop: find 90% conf. int., ....
  25. Population means
  26. Soccer Prediction Problem
  27. Need help w/ hypothesis, decision rule, z test stat, and....
  28. Probability of event: Should she drop English course?
  29. stats: find estimators; 2-sided 90% conf. int for mu1, mu2;
  30. Chi square independence test (nationality & age of children)
  31. Random Real Number Uniformly Distributed Between [0,1]
  32. different ways of rabbit hopping up flight of 10 steps
  33. What proportion of tires will fail at 74000 mi or less? etc.
  34. 2 of 5 chosen so 1st gets treat, 2nd gets root beer....
  35. given X:M(t)=e^(t^2), find p(x=2), mean of X, var of -2x,...
  36. Probability using confidence interval (cust. satisfaction)
  37. probability of rolling 5 octahedral dice, getting sum < 23
  38. Probability Q: 48 of 120 applicants are women
  39. distributing r identical balls into n distinct boxes w/ at l
  40. Checking if I am on right track for def. of "association"
  41. given monthly totals, find average length of stay
  42. Averages: find score needed for average to end up at 40
  43. Statistical Investigation: find percent in favor, against
  44. describe event w/ prob. 1/12; find poss. area of triangle;
  45. probability problem? how many ways could sitters be arranged
  46. Statistics: find vote percentage, given areas, samples, etc
  47. need some help calculating mortality w.r.t. whole population
  48. prob. plane's alternators fail; lifetime prob. of fatal acci
  49. Correlation and Significance - is this approach valid?
  50. Pair t test: record temps at 1-hr intervals w/ model, thermo
  51. Probability (right handed and plays cello)?
  52. Conditional Probability...Special quarters?
  53. Binomial Distribution: Multiple Choice Test
  54. Binomial Distribution: Railway Driver Survey abt strike act.
  55. Dominant Thumb Experiment
  56. probabilities and statistics: 31 flavors, 10 toppings
  57. how many 5-digit codes if no 0's, no repeated digits
  58. probabilities and statistics: red die, blue die are tossed
  59. probabilities and statistics: tickets numbered 1 - 50 in box
  60. probabilities and statistics: 4 yellow, 8 blue marbles
  61. probabilities and statistics: find P(heart or 6) w/ standard
  62. Normal Probability Distributions (eggs & hatching times)
  63. Coefficient of correlation 'r', given tabular data for X, Y
  64. Alex has 0.7 chance of winning race A, 0.6 of winning B.
  65. Tough combinatorics problem
  66. group of 5 w/ at least 3 women formed from 12 women, 8 men
  67. probablity family has children that are all boys
  68. Probability of winning four-digit state lottery
  69. Paired T-Test: is it appropriate tool for curriculum study?
  70. Probability of choosing health care.
  71. Permutations: 4-letter words using letters from CALCULATE
  72. Probabilities of getting a golden coin??
  73. [SPLIT, MOVED] use Venn diagram to find elements in each region
  74. Probability of selecting person who plays tennis or eats out
  75. of 37, 18 neither overweight nor lawyers; 13 are lawyers,...
  76. conditional probability? (patients paying with Medicare)
  77. Proving formula for deviation scores, using sums, equation
  78. how many different sums can be made from penny, nickel, dime
  79. how many who complete w/ all others can be at tournament?
  80. probability that at least 2 must be selected to find a blank
  81. Trouble In Stat: requesting advice regarding sites, texts
  82. given mean 280, standard dev. 20, how good is score of 350?
  83. 5# summary, find % btween 2 of them
  84. Combinations: in how many ways can 6 books be selected?
  85. Creating a dial chart or circular calculator
  86. Among 9 presidential candidates at a date....
  87. Probability distribution
  88. num. of ways to get all-red five-card hand from 52-card deck
  89. Evaluate a Combination
  90. Probability
  91. Word Problem
  92. Conditional Probability
  93. Question I don't understand on probablility
  94. Creating an equation to model a curve
  95. Z-Scores: beyond what scores do most extreme 5% lie?
  96. Random variable: A bag contains six marbles, of which four are red and two are blue.
  97. Probability question
  98. help with a tough probability
  99. Linear Programming: Graphical Methods for Minimization
  100. J has 30% chance of winning gold, 40% for silver, 10% for bo