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Rainbow_Dash

  • 3 years ago

Suppose that you ask three friends to go to the mall. Each one has a 0.80 chance of saying yes. What is the probability that all three friends will say they can go to the mall with you?

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  1. tcarroll010
    • 3 years ago
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    These three events ar independent, so you multiply them to get success on all 3. So, P(all 3) is (0.80)^3

  2. Rainbow_Dash
    • 3 years ago
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    .8 raised to the three. got it. i ahve to write these down :3

  3. g152xx
    • 3 years ago
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    2.4 %

  4. tcarroll010
    • 3 years ago
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    (0.80)^3 = 0.512 or 51.2%

  5. Rainbow_Dash
    • 3 years ago
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    100% on the quiz ;) thanks again.

  6. tcarroll010
    • 3 years ago
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    uw!

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