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anonymous

  • one year ago

The grades on the last art exam had a mean of 75%. Assume the population of grades on art exams is known to be distributed normally, with a standard deviation of 7%. Approximately what percent of students earn a score between 75% and 82%? 37.2% 84.1% 34.1% 50%

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  1. anonymous
    • one year ago
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    Need help can't solve this standard deviation problem

  2. anonymous
    • one year ago
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    @zepdrix

  3. anonymous
    • one year ago
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    @mathstudent55

  4. anonymous
    • one year ago
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    Nevermind got it it's 34.1%

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