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A coin is tossed seven times. What is the probability that the outcome is seven ​heads,...

A coin is tossed seven times. What is the probability that the outcome is seven ​heads, given that exactly four of the coins show heads​?

The probability of getting seven heads is..?

Math   Statistics-And-Probability   
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Answer #1

Answer:

Given that:

A coin is tossed seven times. What is the probability that the outcome is seven ​heads, given that exactly four of the coins show heads​?

Consider the following formula used of binomial distribution

Here the coin is tossed 7 times then the number of flips is n= 7

Therefore, the probability of getting exactly four heads on tossing the coin 7 times is 0.2734375

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