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Posted by on Sunday, October 9, 2011 at 10:02pm.

Flip a fair coin 9 times. Find the probability of getting the following outcome. (Round your answer to six decimal places.) at least 5 heads

  • Math - , Monday, October 10, 2011 at 11:10am

    P(5) = 1/32
    P(6) = 1/64
    ...

    P(>=5) = 1/32(1 + 1/2 + 1/4 + 1/8 + 1/16)
    = 1/32 * 31/16 = 31/512

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