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anonymous

  • one year ago

For a daily airline flight between two cities, the number of pieces of checked luggage has a mean of 380 and a standard deviation of 20. 19. On what percent of the flights would you expect from 340 to 420 pieces of checked luggage? a. 34% b. 47.5% c. 68% d. 95%

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  1. anwaarullah
    • one year ago
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    |dw:1444204174987:dw|

  2. anwaarullah
    • one year ago
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    |dw:1444204385432:dw|

  3. anwaarullah
    • one year ago
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    34%+13.5%+2.4%+.1%=50% similarly to other side 50%

  4. Error1603
    • one year ago
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    h

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