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The probability of getting at least 1 tails is (1 - probability of getting all heads)

The probability of getting all heads (no tails) is ½ x ½ x ½ x ½ x ½ x ½ x ½ x ½ = 1/256 = 0.00390625 so the probability of getting at least ONE tails is 1-0.30390625 = 0.99609375 = 255/256

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βˆ™ 2016-11-15 19:16:33
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βˆ™ 2020-06-23 05:23:48

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βˆ™ 2020-07-07 23:51:38

255/256

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βˆ™ 2020-07-07 23:52:02

255/256

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Q: What is the probability of getting a least one tail when tossing eight fair coins?
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Related questions

Getting at least one head when tossing eight fair coins?

Is possible.


What is the probability of tossing an eight sided dice with numbers one through eight and getting an even number greater than or equal to four?

It is 0.375


Probability of tossing a coin 8 times?

One hundred percent it you toss the coin eight times.


What's the probability of tossing a 6-sided die three times and getting an even number all three times?

Each time you toss the die the probability of rolling an even number is 3 out of 6 or 1/2. So, the probability of tossing three consecutive even numbers is (1/2)3 = 1/8 = 0.125, which is one chance in eight.


Probability of getting a jack and then an eight?

the answer is 2/13


What is the probability of not drawing an ace or ten from a standard deck of 52 cards?

Probability that it is one of these eight cards is 8/52. Hence the probability of not getting these eight cards is 44/52


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The probability is 61.538 if you are starting with a fresh deck and it is the first draw.


What is the probability of getting 2 tails if 3 fair coins are tossed?

There are eight possible outcomes: HHH, HHT, HTT, HTH, TTT, TTH, THH, THT. Of these, 3 contain two tails: HTT, TTH, and THT and the probability of getting two tails is 3/8. If the question were 'getting at least two tails' then TTT would need to be included for a probability of 4/8 or 0.5.


What is the probability of getting exactly seven tails if you flip a coin eight times?

The probability of getting exactly seven tails if you flip a coin eight times is: P(7T1H) = 8∙(1/2)8 =0.03125 ≈ 3.1%


What is the probability that three coins flipped at the same time will land all 3 heads up?

One in eight, or 12.5%.


10 coins are tossed once .The probalilty of getting exactly eight heads is?

The probability of getting 8 heads out of 10 tosses is (10C8)(1/2)^8 (1/2)^2 = 45 / 1024 = 0.0439. It is assumed that the probability of getting a head in a single toss is 1/2. 10C8 = 10 x 9 / 1 x 2 = 45


The probability of tossing three coins simultaneously and obtaining two heads and one tail is?

Looking at the total possibilities, you have eight different outcomes: TTT TTH THH HHH HHT HTT HTH THT Counting your two heads, one tails, you get a total of 3 possibilities out of 8, or 3/7

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