4 fair coins are tossed. What is the probability that

  1. Two fair coins were tossed once what is the probability that both coins will not fall tail
    1. answers icon 1 answer
    2. views icon 54 views
  2. Find the (theoretical) probability of the given event, assuming that the coins are distinguishable and fair, and that what is
    1. answers icon 0 answers
    2. Liz asked by Liz
    3. views icon 570 views
  3. Five coins all balanced the same were tossed 150 times. Note that, while the coins are all balanced the same, they may or may
    1. answers icon 0 answers
    2. scott asked by scott
    3. views icon 1,225 views
  4. Three fair coins are tossed. What is the probability that at least one is a head? (Enter the probability as a fraction.) I came
    1. answers icon 1 answer
    2. Mary Ann asked by Mary Ann
    3. views icon 1,634 views
  5. three fair coins are tossed. What is the probability that at least one is tail. Enter probability as a fraction
    1. answers icon 1 answer
    2. Andrzej asked by Andrzej
    3. views icon 1,290 views
  6. 4 fair coins are tossed. What is the probability that all the outcomes are heads?
    1. answers icon 1 answer
    2. Tina asked by Tina
    3. views icon 511 views
  7. Consider a collection of n biased coins, each showing Heads with probability p and Tails with probability 1-p , independently of
    1. answers icon 1 answer
    2. sand asked by sand
    3. views icon 630 views
  8. Consider a collection of biased coins, each showing Heads with probability and Tails with probability , independently of the
    1. answers icon 1 answer
    2. sand asked by sand
    3. views icon 656 views
  9. Consider a collection of n biased coins, each showing Heads with probability p and Tails with probability 1-p , independently of
    1. answers icon 0 answers
    2. sand asked by sand
    3. views icon 589 views
  10. Three fair coins are tossed at the same time. What is the probability that one of the coins will show heads and other two will
    1. answers icon 1 answer
    2. BRYAN asked by BRYAN
    3. views icon 521 views