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What is the probability of getting exactly two heads in three coin tosses?
33%
What is the probability that exactly 1 out of the 10 cases were resistant to ciprofloxacin?
It depends on the global, or population, resistance to ciprofloxin.
What is the probability that 6 rolls of a fair die will show four exactly 5 times?
5 out of 36
What is the probability that exactly two times head are being tossed?
The answer depends on how many times the coin is tossed. The probability is zero if the coin is tossed only once! Making some assumptions and rewording your question as "If I toss a fair coin twice, what is the probability it comes up heads both times" then the probability of it being heads on any given toss is 0.5, and the probability of it being heads on both tosses is 0.5 x 0.5 = 0.25. If you toss it three times and want to know what the probability of it being heads exactly twice is, then the calculation is more complicated, but it comes out to 0.375.
8 identical balls are placed at random in three bags. what is the probability that the first bag will contain 3 balls?
The probability that it contains exactly 3 balls is 6/45 = 0.133... recurring.
What is the probability that the 6 child family has exactly two girls?
The probability is 2 - 6
What is the probability of getting exactly 2 heads by flipping 3 coins?
The probability is 0.375
What is the probability of tossing exactly 3 tails?
.125
A department store receives a shipment of 23 new portable radios There are 5 defective radios in the shipment If 4 radios are selected for display What is the probability that 2 of them are defective?
It is possible to choose 4 radios out of 23 in (23 choose 4)=8855 ways. The number of those combinations where there are exactly 2 indefective and 2 defective is: (18 (the number of those indefective) choose 2)*(5 (the number of defective radios) choose 2)=1530 divided by 8855=1530/8855=306/1771 which is 17.2784%.
If 3 fair coins are tossed what is the probability of getting exactly 2 tails?
The probability is 3/8 = 0.375
Similarities between experimental and experimental probability?
They are exactly the same
What an event is certain to occur what us its probability?
Exactly 1.
You toss 3 coins What is the probability that you get exactly 2 heads given that you get at least one head?
you toss 3 coins what is the probability that you get exactly 2 heads given that you get at least one head?
How many members were there in th constituent assembly when it was setup?
389 members were there in the constituent assembly.{exactly}
What is the probability that exactly 2 coins will show heads?
one fourth
Which is bigger the probability of 2 fours or the probability of 1 five or 1 six?
It depends upon how you are picking these numbers. Let's say you are rolling two dice. The probability of rolling 2 fours is 1 in 36. The probability of exactly 1 five is 10 in 36, while the probability of at least 1 five is 11 in 36. The probability of exactly 1 six is 10 in 36, while the probability of at least 1 six is 11 in 36. The probability of at least 1 five or 1 six is 19 in 36. The probability of exactly 1 five or six is 15 in 36. So no matter how you look at it, with dice rolling, the probability of 1 five or 1 six is bigger than the probability of 2 fours. However, if you are picking numbers from a hat, then the probabilities are different.
What is the probability is of getting 3 heads in a row if I toss the coin 10 times?
The probability of getting 3 or more heads in a row, one or more times is 520/1024 = 0.508 Of these, the probability of getting exactly 3 heads in a row, exactly once is 244/1024 = 0.238
