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A coin is tossed 4 times. The probabilit...

A coin is tossed 4 times. The probability that at least one head comes up is :

Text Solution

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The correct Answer is:
`(15)/(16)`
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A coin is tossed 3 times. The probability of obtaining at least two heads will be :

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Knowledge Check

  • Three coins are tossed then probability of at least one head

    A
    `(1)/(8)`
    B
    `(3)/(8)`
    C
    `(7)/(8)`
    D
    none of these

  • Three coins are tossed then probability of at least one head

    A
    `(1)/(8)`
    B
    `(3)/(8)`
    C
    `(7)/(8)`
    D
    none of these

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    A coin is tossed 7 times. What is the probability that head appears on odd number of times?

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