You flip a coin 20 times and get tails 15 times you flip the coin 80 more times.what do you expect to happen to the experimental probability of getting tails as you increase the number of trials a. The experimental

17,321 results
  1. statistics

    1. A random variable X is generated as follows. We flip a coin. With probability p, the result is Heads, and then X is generated according to a PDF fX|H which is uniform on [0,1]. With probability 1−p the result is Tails, and then X is generated

  2. Math

    1. If you flip a fair coin 10 times, what is the probability of a) getting all tails Is it 1/1024? b) getting all heads Is it 1/1024? c) getting at least one tails? Is it 1023/1024? 2. If you roll a pair of fair dice, what is the probability of a) getting

  3. Maths

    When you flip a biased coin the probability of getting a tail is 0.6. How many times would you expect to get tails if you flip the coin 320 times?

  4. statistics

    If you flip a coin three times, the possible outcomes are HHH, HHT, HTH, HTT, THH, THT, TTH, TTT. What is the probability of getting at least two tails? A. 1/2 B. 2/3 C. 3/4 D. 4/9 mY ANSWER IS A

  5. Math

    You flip a coin 20 times and get tails 15 times you flip the coin 80 more times.what do you expect to happen to the experimental probability of getting tails as you increase the number of trials a. The experimental probability will get closer to 50% b. The

  6. algebra

    you flip a coin and then roll a fair six-sided die.what is the probability the coin lands heads and the die shows a one.

  7. math urgent!

    You flip a coin 20 times and get tails 15 times. You flip the coin 80 more times. What do you expect to happen to the experimental probability of getting tails as you increase the number of trials? The experimental probability will get closer to 50% The

  8. Statistics

    suppose you flip a fair coin five times. which of these pairs of events are disjoint? (a). you get five heads;you get four heads and a tail (b). the first flip is a head;the second flip is a head (c). you get five heads; the second flip is a tail (d). you

  9. mathematics

    If you flip a coin 10 times, what is the best prediction possible for the number of times it will land on heads?

  10. math

    Jasmine tossed a coin 20 times. It lands on heads 14 times and tails 6 times. What is the relative frequency of landing on tails?

  11. stats

    Suppose you toss a coin 100 times and get 82 heads and 18 tails. Based on these results, what is the probability the next flip will be a tails?

  12. math

    In which scenario do you use geometric distribution to solve? -Find the number of times a tossed coin lands on tails in 10 trials. -Determine the number trials to do to have a tossed coin land on tails 8 times. -Determine the probability of tossed coin and

  13. mathematics

    When you flip a biased coin the probability of getting a tail is 0.3. How many times would you expect to get tails if you flip the coin 320 times?

  14. Statistics

    Suppose Tori has an unfair coin which lands on Tails with probability 0.28 when flipped. If she flips the coin 10 times, find each of the following: Question 5 options: P(No more than 3 Tails) P(Exactly 1 Tail) P(At least 5 Tails) P(Less than or equal to 2

  15. math

    If you flip a coin 12 times, what is the best prediction possible for the number of times it will land on heads?

  16. pre algebra

    you flip a coin and toss a 1-6 number cube. P(not tails and not a 3

  17. Statistics

    You are shown a coin that its owner says is fair in the sense that it will produce the same number of heads and tails when flipped a very large number of times. Suppose you decide to flip a coin 100 times. a. What conclusion would you be likely to draw if

  18. statistics

    Suppose you toss a coin 100 times and get 73heads and 27tails.what is the probability that the next flip is head?

  19. probability

    You flip a fair coin (i.e., the probability of obtaining Heads is 1/2) three times. Assume that all sequences of coin flip results, of length 3, are equally likely. Determine the probability of each of the following events. {HHH}: 3 Heads incorrect {HTH}:

  20. statistics

    air coin is flipped 20 times. a. Determine the probability that the coin comes up tails exactly 15 times. b. Find the probability that the coin comes up tails at least 15 times. c. Find the mean and standard deviation for the random variable X giving the

  21. Statistics

    How many sequences contain exactly three heads when you flip a coin five times? 2 15 10 8 12 my answer was 15 ,but that was incorrect

  22. Math

    A biased coin is tossed 3 times. The probability that the coin will land on heads is 0.6 The probability that the coin will land on tails three times is less than 0.1 Is this correct? Show all your working.

  23. Math

    Flip a fair coin 9 times. Find the probability of getting the following outcome. (Round your answer to six decimal places.) at least 5 heads

  24. Math

    Would you be more likely to get at least 70% tails if you flip a fair coin 10 times or if you flip a fair coin 1000 times? A) You would be more likely to get at least 70% tails if you flip a fair coin 10 times than if you flip a fair coin 1000 times. B)

  25. Math

    If you flip a coin 24 times, what is the best prediction possible for the number of times it will land on tails?

  26. Math

    Arlene wants to randomly chhose one of 12 rows to sit in. how can she do this? A) Roll a number cube. B) Flip a coin. C) Flip a coin twice. D) Flip a coin and roll a number cube. Please help me with this question.

  27. math

    If you flip a coin twice, what is the probability that a head or a tail will land up on the first flip. Express your answers as a percent.

  28. Statistics

    How many sequences contain exactly three heads when you flip a coin five times? my answer was 15 but apparently I am wrong 2 15 10 8 12

  29. probability with casework

    Markov plays a game for three turns. On each turn, he either rolls a fair, six sided die or flips a fair coin. If he rolls a 1 or 2 on the die, he will switch to the coin on the next turn, and if he flips a tails on the coin, he will switch to the die on

  30. math

    A fair coin is flipped 3 times. The probability of getting exactly two heads, given that at least one flip results in a head, can be written as a/b, where a and b are coprime positive integers. What is the value of a+b?

  31. Math

    Suppose you decided to keep flipping a coin until it came up tails. Which of these is most likely? a.flipping the coin 11 times b.flipping the coin 12 times c.flipping the coin 14 times d.flipping the coin 13 times

  32. probability

    Rosencrantz and Guildenstern In the opening scene of Tom Stoppard's play Rosencrantz and Guildenstern Are Dead, about two Elizabethan contemporaries of Hamlet, Guildenstern flips a coin 91 times and gets a head each time. Suppose the coin was balanced. a.

  33. math

    You flip a coin 20 times and get tails 15 times. You flip the coin 80 more times. What do you expect to happen to the experimental probability of getting tails as you increase the number of trials?

  34. math

    What is the theoretical probability of getting tails if you flip a coin 40 times? a)If you did this experimental would you result be the same? Why? b) Is is possible to flip a coin 40 times and get tails each time? Explain.

  35. math

    When you flip a biased coin the probability of getting a tail is 0.6. How many times would you expect to get tails if you flip the coin 320 times?

  36. math

    francisco tossed the coin 10 more times. he got 5 heads and 5 tails. now what i his exrimental probability of getting heads? Wouldn't it depend on the tosses before? 50/50 with each flip. It has no revalence what the last flip or flips were.

  37. Math

    Previously I asked this question below and got an answer with explanation. Arlene wants to randomly chhose one of 12 rows to sit in. how can she do this? A) Roll a number cube. B) Flip a coin. C) Flip a coin twice. D) Flip a coin and roll a number cube.

  38. Math

    A coin is flipped 7 times, what is the probability that the next flip will be tails How do I do this? a- 1/1 b- 1/7 c- 1/8 d- 1/2

  39. statistics

    Suppose that you flip a coin 11 times. What is the probability that you achieve at least 4 tails?

  40. to bobpursley

    In my heads/tails question- why isn't it 1/6? I flip a coin three times, aren't there only 6 possible outcomes?

  41. Maths

    The probability of a biased coin landing on heads is 0.6. I flip the coin 150 times, how many times would the coin land on heads?

  42. Math

    we have 2 coins: coin 1 comes up with the probability of tails of 2/3 while coin 2 comes up with the probability of tails of 1/3 you don't know which is which so you pick one up at random and flip it . If its tails, you guess that the coin you picked up is

  43. Finite

    One coin is fair and one is weighted so that Pr[H] = [ 1/4]. You randomly select one of the two coins, and flip it 3 times, noting the result of each flip. What is the expected number of heads?

  44. English

    Posted by rfvv on Saturday, June 5, 2010 at 5:03am. 1. Flip a coin, and if you get the head, you move one step. If you get the tail, move two steps. Then, using the picture and the words in the circle, make a sentence. 2. Work in pairs. Prepare a coin in

  45. Math

    Zach said he would help Stuart clean his room if Stuart flips a coin 4 times and gets heads all 4 times. What is the probability that Stuart will flip a coin 4 times and get heads all 4 times? Choices- A- 1/16 B- 1/8 C- 1/4 D- 1/2 I am super confused I

  46. check one question statistic

    For the scenario below, determine if the experiment describes a geometric distribution. If it is not a geometric setting, state why. if it is a geometric a) the two outcomes head or not head b) What constitutes one trial Flip a coin constitutes a flip coin

  47. Easy Stats ?

    You decide to flip a fair coin 100 times. What is the variance of this distribution? Also You decide to flip a fair coin 100 times. What is the standard deviation of this distribution?

  48. Math (Statistics)

    Hi! Can someone help me with these two questions? Thanks a bunch! :) 1.) What causes experimental probability to match theoretical probability? In theory heads and tails occur 50/50. 2.) Find a way to estimate the time to flip a coin 10,000 times; 100,000

  49. Math (Statistics)

    Hi! Can someone help me with these two questions? Thanks a bunch! :) 1.) What causes experimental probability to match theoretical probability? In theory heads and tails occur 50/50. 2.) Find a way to estimate the time to flip a coin 10,000 times; 100,000

  50. math

    You flip a fair coin 10,000 times. Approximate the probability that the di fference between the number of heads and number of tails is at most 100.

  51. statistics

    You have two coins that look identical, but one of them is fair and the other is weighted. The weighted coin has a 3/4 chance of flipping heads and a 1/4 chance of flipping tails. Unfortunately, you've forgotten which coin is which! You decide to keep

  52. maths

    Suppose there are 10 coins laid out in front of you. All of the coins are fair (i.e. have an equal chance of heads or tails) except one, which flips to heads every time. You draw one coin at random and flip it 5 times. If each of the 5 flips results in

  53. probability

    We have an infinite collection of biased coins, indexed by the positive integers. Coin i has probability 2−i of being selected. A flip of coin i results in Heads with probability 3−i. We select a coin and flip it. What is the probability that the

  54. Math

    A man comes up to play a game. you flip a coin, if heads you win $1 and keep playing if heads again you get $2, if you get heads again, $4 and so on. If you flip tails you take your money and the game is over. How much should he be willing to pay?

  55. math

    I flip a fair coin seven times in a row. What is the probability that I get at most five heads?

  56. economics

    Suppose you have $30,000 in wealth and have the choice of two possible gambles: Gamble 1: a single flip of a coin would pay you $16,000 if it is heads, cost you $16,000 if it is tails. Gamble2: two coin flips, each payuing you $8,000 if it is head, each

  57. MATH

    If you flip a coin 9 times and get 9 heads the probability of getting a head on the next toss would be 1/2. Explain how it is 1/2.

  58. math

    You decide to flip a fair coin 100 times. What is the variance of this distribution? and You decide to flip a fair coin 100 times. What is the variance of this distribution?

  59. Math-Probability

    You have a friend who claims to be psychic. You don't believe this so you test your friend by flipping a coin 20 times and having him predict whether each flip is heads or tails. If you are right, and your friend is NOT psychic, the the probability of

  60. statistics

    You have a friend who claims to psychic. You don't believe this so you test your friend by flipping a coin 20 times and having him predict whether each flip is heads of tails. If you are right, and your friend is NOT psychic, then the probability of

  61. probability

    Grace has flipped a coin 500 times and each time is has come up tails. If she flips the coin 500 more times, how many tails should she expect? Why?

  62. algebra

    Jamil tosses a coin 3 times. What is the probability that the coin will land tails up all three times?

  63. math

    Luis draws 1 card from a deck, 39 times. Predict how many times he draws an ace. John and O'Neal are playing a board game in which they roll two number cubes. John needs to get a sum of 8 on the number cubes to win. O'Neal needs a sum of 11, if they take

  64. physics

    if i flip a coin, will the coin stop moving upwards first before it starts to move down? in other words, is there a moment when the coin is not moving at all? why? It stops and has velocity equal to zero at the top. ok.

  65. Math, Statistics

    I know its 1 - P(5/128) but I don't think its correct?? I flip a fair coin seven times in a row. What is the probability that I get at most five heads?

  66. Math

    Find a way to estimate the time to flip a coin 10,000 times; 100,000 times.

  67. Geometry

    A fair coin is flipped 3 times. The probability of getting exactly two heads, given that at least one flip results in a head, can be written as ab, where a and b are coprime positive integers. What is the value of a+b?

  68. math

    A fair coin is flipped 3 times. The probability of getting exactly two heads, given that at least one flip results in a head, can be written as a/b, where a and b are coprime positive integers. What is the value of a+b?

  69. physics

    If you are in a smooth riding bus that is going 50 km/hr and you flip a coin vertically, what is the horizontal velocity of the coin in midair relative to the ground?

  70. math

    Please check my answers Would you be more likely to get at least 70% tails if you flip a fair coin 10 times or if you flip a fair coin 1000 times? same Consider a bowl containing 36 different slips of paper. Ten of the slips of paper each contain one of

  71. Math

    If you flipped a coin once and rolled one die, what is the P(flip a head & roll a 6)? my answer: 1/12 If you did this 36 times, how many times should you expect the outcome to be a head and a 6? my answer: 6 am I right?

  72. English

    1. Flip a coin, and if you get the head, you move one step. If you get the tail, move two steps. Then, using the picture and the words in the circle, make a sentence. 2. Work in pairs. Prepare a coin in each pair. One should flip a coin, and if he gets the

  73. math

    flip a coin 3 times a) what are the odds in favor of getting exactly 2 heads b) what are the odds against getting at most 1 tail i got a) 3/4 b) 7/8 i don't think they are right can someone help

  74. math

    flip a coin 3 times a) what are the odds in favor of getting exactly 2 heads b) what are the odds against getting at most 1 tail

  75. Math

    6. Biased coin Bookmark this page Problem 5. Biased coin 5.0 points possible (graded, results hidden) We are given a biased coin, where the probability of Heads is q. The bias q is itself the realization of a random variable Q which is uniformly

  76. Probability

    You and a friend play the following game: You pay your friend $3 each turn and then flip a fair coin. It it’s tails, your friend pays you $(2^n), where n is the number of times you’ve flipped the coin, and the game ends. If it’s heads, you have the

  77. Math

    If you flip a coin 3 times and roll a standard number cube. What is the probability you get 3 heads and roll a 1. Write your answer in a reduced fraction

  78. math

    In a probability experiment, Eric flipped a coin 33 times. The coin landed on heads 22 times. What is the ratio of heads to tails in this experiment?

  79. math

    if freddy tosses a coin three times, what is the probability that the coin will turn up hesds,tails,heads, tails in that order? I came up with 1/2 correct? also the ratio length to the width of the alamo isabout 5to 3 if the width of the alamo is 63ft

  80. Probability

    Rosencrantz and Guildenstern In the opening scene of Tom Stoppard's play Rosencrantz and Guildenstern Are Dead, about two Elizabethan contemporaries of Hamlet, Guildenstern flips a coin 91 times and gets a head each time. Suppose the coin was balanced. a.

  81. Math

    Victoria tossed a coin 30 times and got 17 heads. What is the ratio of heads to coin tosses? What is the ratio of heads to tails? What is the ratio of tails to heads? If victoria tosses the coin 150 times, how many times can she expect to get heads?

  82. arithmetic

    Assume you have an unfair coin - the one that lands heads with probability P (not known beforehand). You have rolled such a coin 20 times and got 16 heads and 4 tails. What is the best estimator of P, Pˆ? (Hint: it is the one based on sample mean.)

  83. maths : probability

    We are given a biased coin, where the probability of Heads is q. The bias q is itself the realization of a random variable Q which is uniformly distributed on the interval [0,1]. We want to estimate the bias of this coin. We flip it 5 times, and define the

  84. math

    You win $4 if you flip a coin twice and get tails both times. For any other outcome you get nothing. What is the expected value?

  85. Finite

    One coin is fair and one is weighted so that Pr[H]=211. You randomly select one of the two coins, and flip it 5 times, noting the result of each flip. What is the expected number of heads?

  86. stor

    Suppose that you flip a fair coin (P(H)=P(T)=1 2 ) three times and you record if it landed on heads, H, or tails, T. (a) What is the sample space of this experiment? What is the probability of each event? (b) [1 pt] Let X be the number of times that you

  87. Mathematics

    James tossed a coin 20 times. The coin landed on heads 8 times and it landed on tails 12 times. What is the experimental probability for both sides of the coin.

  88. Probability

    What is the probability of flipping a coin two times and getting no heads? If I flip a coin twice and get no heads wouldn't it be 2/2 or 1?

  89. math

    Mr. Carter wants to determine the probabilities for students choosing a hamburger or a hot dog at the school picnic. A. Explain how Mr. Carter could create a simulation for this using a coin. B. Should Mr. Carter flip the coin 5 times or 50 times to get

  90. math

    You flip a coin and toss a 1-6 number cube what is the probabilty of getting a 5 and tails

  91. math

    A fair coin is flipped 3 times. The probability of getting exactly two heads, given that at least one flip results in a head, can be written as a/b, where a and b are coprime positive integers. What is the value of a+b?

  92. Math

    Identify the sampling technique used to obtain this sample: Each person boarding a plane is asked to flip a coin; those showing “tails” have their luggage searched.

  93. Can someone help me please? MATH

    Identify the sampling technique used to obtain this sample: Each person boarding a plane is asked to flip a coin; those showing “tails” have their luggage searched.

  94. Gr 12 Data

    Sarah tosses 5 coins, one after the other. a) How many different outcomes are possible? b) Draw a tree diagram to illustrate the different possibilities. c) In how many ways will the first coin turn up heads and the last coin turn up tails? d) In how many

  95. math

    flip a coin 3 times a) what are the odds in favor of getting exactly 2 heads b) what are the odds against getting at most 1 tail

  96. probability

    Suppose an unfair coin comes up heads 52.2% of the time if it is flipped. If the coin is flipped 26 times, what is the probability that: a) it comes up tails exactly 12 times? b) it comes up heads more than 22 times?

  97. Conditional Probability

    Please refer to the illustration at screenshotsfirefoxcom/jZoizoMJf8a3H0UZ/ds055uzetaobbcloudfrontnet to help answer the following question: Zeb's coin box contains 8 fair, standard coins (heads and tails) and 1 coin which has heads on both sides. He

  98. MATH

    24 1c coins are set out in a row on a table. Then every 2nd coin is replaced by a 2c coin every 3rd coin is replaced by a 5c coin every 4th coin is replaced by a 10c coin every 5th coin is replaced by a 20c coin every 6th coin is replaced by a 50c coin

  99. statistics and probabilities

    You have two coins that look identical, but one of them is fair and the other is weighted. The weighted coin has a 3/4 chance of flipping heads and a 1/4 chance of flipping tails. Unfortunately, you've forgotten which coin is which! You decide to keep

  100. maths

    A coin is biased so that a head is twicw as likely to occur as a tail. Suppose the coin is tossed three times. What is the probality of getting at exactly two tails

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