Math, asked by anandrud, 27 days ago

How many times must a man toss a fair coin so that the probability of having at
least one head is more than 80%.

Answers

Answered by subha2007293
1

Answer:

Let n times a coin must be tossed so that probablity of having at least one head is more than 90%. So, coin must be tossed at least 4 times so that probablity of having at least one head is more than 90%.

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