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nikhilchabe

  • 3 years ago

pls help...... 13% of people in a certain town have unlisted phone numbers.you select 300 names at random from the phone book.what is the expected number of people who will have unlisted numbers?

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  1. Owlfred
    • 3 years ago
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    Hoot! You just asked your first question! Hang tight while I find people to answer it for you. You can thank people who give you good answers by clicking the 'Good Answer' button on the right!

  2. snow501princess
    • 3 years ago
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    39

  3. nikhilchabe
    • 3 years ago
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    how is it??

  4. snow501princess
    • 3 years ago
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    300*0.13 = 39

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