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The probability of something NOT happening is the complement of the probability of something happening. Since the probability that you DO have 3 heads is 1/8 (that is, 1/2 cubed), the complement is 1 - 1/8 = 7/8.

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Q: What is the probability of not tossing three heads with three fair coins?
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Related questions

What is the probability of a head in tossing three coins?

7/8


What is probability of at least 2 heads on tossing 3 coins?

There are 8 permutations of three coins. Of these, 3 of them have two heads, so the probability of tossing two heads on three coins is 3 in 8, or 0.375. However, you said, "at least", so that includes the case of three heads, so the probability of throwing at least two heads is 4 in 8, or 0.5. T T T T T H T H T T H H * H T T H T H * H H T * H H H *


What is the probability of tossing at least three heads if a fair coin is tossed four times?

It is 0.3125


What is the probability of you getting three heads straight for tossing a fair coin three times?

It is 1/8 = 0.125


What is the probability of tossing three coins and having exactly two of them show tails?

2 out of 8


What is the probability if you flip 3 coins and get three heads?

12.5%


What is the probability of getting three heads in tossing a coin three times?

It is (1/2)3 = 1/8 or 0.125


How many possible outcomes when tossing 3 coins?

three heads two head, one tails one heads, two tails three tails


What is the theoretical probability of tossing three coins?

it is 1/3 uhhh be specific because on apex its 3/8


What is the probability of flipping three coins and all of them land up on heads?

The probability of the first coin landing heads is half (or 1/2). Similarly, the probability of the second and third coins landing heads are also 1/2 in each case. Therefore, the probability of having three heads is: (1/2)(1/2)(1/2) = (1/8)


What is the probability of tossing exactly three tails?

well it depends on what you are tossing, if its a coin then no. it can be heads too. it would have to be a great coincidence for it to be all tails, but thats why the word probability comes in meaning that there is more than one outcome


What is the probability of tossing three coins and having them exactly one of them show tails?

It is 0.375It is 0.375It is 0.375It is 0.375