Question

A coin is flipped 15 times. find the probability of the following: p( exactly 4 Heads)....

A coin is flipped 15 times. find the probability of the following:
p( exactly 4 Heads).
p( at most 2 Heads).
p( at least 3 Heads).
please explain. Thanks

Homework Answers

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
A fair coin is flipped six times. Find the probability that heads comes up exactly four...
A fair coin is flipped six times. Find the probability that heads comes up exactly four times. 1/16 15/64 90/16 1/4 2/3
When coin 1 is flipped, it lands on heads with probability   3/5  ; when coin 2...
When coin 1 is flipped, it lands on heads with probability   3/5  ; when coin 2 is flipped it lands on heads with probability  4/5 . (a) If coin 1 is flipped 12 times, find the probability that it lands on heads at least 10 times. (b) If one of the coins is randomly selected and flipped 10 times, what is the probability that it lands on heads exactly 7 times? (c) In part (b), given that the first of...
When coin 1 is flipped, it lands on heads with probability   3 5  ; when coin...
When coin 1 is flipped, it lands on heads with probability   3 5  ; when coin 2 is flipped it lands on heads with probability   4 5  . (a) If coin 1 is flipped 11 times, find the probability that it lands on heads at least 9 times. (b) If one of the coins is randomly selected and flipped 10 times, what is the probability that it lands on heads exactly 7 times? (c) In part (b), given that the...
If a coin is flipped 3 times, what is the probability of getting exactly 2 heads?
If a coin is flipped 3 times, what is the probability of getting exactly 2 heads?
A biased coin is flipped 9 times. If the probability is 14 that it will land...
A biased coin is flipped 9 times. If the probability is 14 that it will land on heads on any toss. Calculate: This is a binomial probability question i) The probability that it will land heads at least 4 times. ii) The probability that it will land tails at most 2 times. iii) The probability that it will land on heads exactly 5 times.
A coin is flipped. If a heads is flipped, then the coin is flipped 4 more...
A coin is flipped. If a heads is flipped, then the coin is flipped 4 more times and the number of heads flipped is noted; otherwise (i.e., a tails is flipped on the initial flip), then the coin is flipped 2 more times and the result of each flip (i.e., heads or tails) is noted successively. How many possible outcomes are in the sample space of this experiment?
An unfair coin is flipped 3 times, heads is 4 times as likely to occur than...
An unfair coin is flipped 3 times, heads is 4 times as likely to occur than tails. x= the number of heads. Find the probability distribution, E(x), and σ(x).
A fair coin is tossed 8 times. Find the probability of getting exactly 4 heads.
A fair coin is tossed 8 times. Find the probability of getting exactly 4 heads.
A coin is tossed 5 times. Find the probability that exactly 2 are heads. The probability...
A coin is tossed 5 times. Find the probability that exactly 2 are heads. The probability that exactly 2 are heads is? ​(Type an integer or decimal rounded to the nearest thousandth as ​needed.)
A coin with two sides, heads and tails, is flipped 100 times. What is the probability...
A coin with two sides, heads and tails, is flipped 100 times. What is the probability that a "heads" will come up exactly 60 times? Submit your answer as a decimal fraction (range:  0 to 1) to five (5) decimal places.
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT