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anonymous

  • 4 years ago

A coin is slightly irregular such that when it is tossed, the probability of landing on the head is .48. What is the probability of getting two heads if tossed five times?

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  1. anonymous
    • 4 years ago
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    0.032396.... about 3.2 percent chance. Do you want that as a fraction?

  2. anonymous
    • 4 years ago
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    .48^2*(1-.48)^3 **

  3. anonymous
    • 4 years ago
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    yeah :)

  4. anonymous
    • 4 years ago
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    My correct answer is .32 rounded to the nearest hundredth, what happened?

  5. anonymous
    • 4 years ago
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    \[316368/9765625\]

  6. anonymous
    • 4 years ago
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    I have no idea about that :) try it out tho, just use this multiply the probability of each time you flip the coin.

  7. anonymous
    • 4 years ago
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    Okay, thanks, I wonder if it's an incorrect answer key....

  8. anonymous
    • 4 years ago
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    P(x=2)=> 5C2(.48)^2(.52)^3 = .3239 = .324(approx.)

  9. anonymous
    • 4 years ago
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    oh, shoot, good point snacker, I forgot that the heads can come in any order :S sry neenjafoo m(_ _)m

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