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  1. Exam help: For u (mu) = 38.2 g, sigma (lowercase) = 6.5 g, and N = 246, E(X-u) = ____
  2. Percentages and likelihood: "Bob drives to work 60% of the time and..."
  3. Probability of multiple events - Not sure how to articulate it
  4. Groupings of 6: how to ensure each meets each of 29 other members?
  5. Correct Fish Weight: In the plant, fish are made into blocks of “about” 10 kg each.
  6. binomial probability question: "In a clinical trial, 94 subjects were treated with...
  7. Probability: A bag contains only red and blue marbles. Yasmine takes one marble...
  8. Binomial Probability - Trying to reconcile 2 spreads
  9. THE SAMPLING DISTRIBUTION OF THE SAMPLE MEAN - Brief Chapter Test
  10. Probability Game Help (HIGH SCHOOL) (creating game w/ house favored)
  11. Normal dist. Q: prob. of N(0,1) distributed variable being between 2 and 3?
  12. Hypothesis two-sample test
  13. Feasibility Study: Spiral Escalators Sold in next 3-5 Years
  14. Probability question for actuarial exam P: From 27 pieces of luggage...
  15. A weighted percentage problem: if 15%=100%, 10%=75% and 5%=50%,...
  16. Combinatorics and Conditional Probabilities: council of 5 students is to be chosen...
  17. # of Possible Combinations...? (squares, circles, diamonds)
  18. Stat Homework: basketball player has history of making 75% of foul shots
  19. Experimental Crops Help!!!
  20. Possible sequence combinations of a linear polypeptide chain
  21. Can anybody solve this? : prob. rolling 5 or 6 on 1 die in 17 rolls
  22. Combination and Probability Together: Meredith has twelve school books to fit in....
  23. what were my odds if i did minimum bet of 30 cents, won $750?
  24. Probability Prob: A hospital receives 1/5 of its flu vaccine shipments from Company X
  25. Another Probability Problem: A company establishes a fund of $120 from which it wants
  26. Probability help: There are k species of fish known to be present in a body of water.
  27. Percentage Increase: population was 12,000 in 2010, will be 16,300 in 2015
  28. cumulative distribution function: for p(x)= (2 x)/n(n+1) where x=1,2,..,n, find cdf
  29. Summarizing a distribution and a two-way table
  30. Save My Senior Thesis...Please
  31. Counting Methods: "Alex can walk, take a bus or drive to the train station...."
  32. Exercice on the sum of independent Poisson random variables
  33. Geometric Random Variables: 15% of the cars in a dealer's showroom have a sunroof.
  34. Playing with numbers: Mario came to class, wiped the blackboard and wrote...
  35. Expected number of events to get a certain outcome
  36. Population Dynamics Scenario (Statistics?): mouse 1 contains 1,000 cells of type A...
  37. Basic Bayesian Stat problem: we have a monkey opening and closing its hand...
  38. Probability word problem: 63% of people are happy. Pick 10 people randomly....
  39. Playing cards word problem: 5 cards are drawn from a normal deck of cards....
  40. probability question from the Chronicles of Contrived Statistics (March, 2016)
  41. Expected probability: "According to the Almanac of Questionable Statistics, Vol 5..."
  42. Probability word problem: Pet ownership
  43. Truth table for p ∧ (¬q ⇒ p)
  44. STAT Q: "Science teacher claims mean scores on science assessment test..."
  45. Random probability: "Lisa bought a box of 40 AA batteries at a garage sale...."
  46. Random variable distribution: X=0 : P(0)=0.849; X=1 : P(1)=0.145; X=2 : P(2) = 0.005
  47. Probability of rolling at least one 6 in 3 tries.
  48. transform z-scores to scale
  49. I.I.D. question: density function f(x) = 3x^2, 0< x < 1, 0 elsewhere.
  50. Finding answer to probability puzzle: 5 foxes, 7 hounds run into foxhole...
  51. Probability: At a carnival, a player must spin a spinner with numbers 1-10....
  52. Find mean and standard deviation from histogram?
  53. Probability Question from Actuarial exam: claims for wind damage
  54. Need 27 "wins" at 20% chance with 46 tries
  55. Exercise in probability: prob 3 players going to shoot a goal are: 1/6,1/4,1/3.
  56. Champions League draw calculation
  57. CDF question: F(x) = 1 + (u/(u+x))^a, x>=0; 0 otherwise
  58. Probability Q: "On average, 2 students per hour come into the class...."
  59. Probability of Choosing 7 out of 32
  60. pearson r correlation coefficient? (physical illness/disease)
  61. I need help with this Bayes' theorem problem
  62. Anyone help me?
  63. A Permutation Problem I Need To Solve
  64. Combinatorics question, group 62 people into 3 smaller groups, and visit restaurants
  65. Two sample proportion hypothesis testing: QB1 had 198 of 331 complete; QB2 had 402 of
  66. Average: Which 39 of 78 values must be changed to 10 to change ave to 2.555987 ?
  67. Post hoc test: evaluate significance or not between the different bars.
  68. Pdf question: find the pdf for Y = cosX.
  69. Interquartile range, Median of Cumulative Frequency.
  70. Bayes' theorem help: "3 archers shot a target once...."
  71. Binomial Distribution and Z Score questions: "The fastest 8% of players..."
  72. Frequency distribution
  73. Phone calls following Poisson process
  74. Total and quadratic variation of f(x)= x2−3, for x<3, x2+3, for x≥3
  75. Stopping Times: mappings from {TT, TH, HT, HH} to {0, 1, 2, infty}
  76. numbers: 4 digits that match and 1 unique digit
  77. permutation of letters in "Combinatorics" w/ no 2 consec. letters identical
  78. Ants on a circle: What is the probability that Adele returns to...?
  79. An election probability problem I can't figure out
  80. Betting Odds and Percentages: HELP!
  81. Random mapping of one space to another less numerous space
  82. Bayes’ theorem: "A man goes to see his medical doctor to find out..."
  83. Raffle win probability: 80 balls in the raffle machine....
  84. Driving cars and meeting people
  85. Chances of guessing a higher or lower number 5 times in a row.
  86. 6 balls in a bag, draw 3, chance of getting the only white ball?
  87. Finding a ratio between two different percentages
  88. How many poss. answers for T/F quiz w/ 30 Q's? 3-digit numbers w/ restrictions?
  89. Basic continuous random variable question: probability that x + y <= 0.5
  90. If I only pic 2 lottery balls?!?
  91. combinations or permutations? 5 rows, each row capable of seating 2 people...
  92. Data permutations: arrangements of letters in STATISTICAL, starting w/ S
  93. Roulette System
  94. probablity+time: a computer server that can process k process simultaneously.
  95. Adding random bars both with normal distribution
  96. Not so simple math problem with inbreeding.
  97. Basic Question about a set
  98. change in the data value to give a lower/equal mean than the median
  99. expected value: "Consider 12 independent rolls of a 6-sided die...."
  100. Two dice but two rolls - probability