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anonymous

  • one year ago

Scores on a test are normally distributed with a mean of 75 and a standard deviation of 8. Estimate the probability that a randomly selected student scored between 71 and 75.

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  1. anonymous
    • one year ago
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    Any answer choices?

  2. anonymous
    • one year ago
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    Or graphs or box plots?

  3. anonymous
    • one year ago
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    the answer choices are 0.9 0.5 0.31 0.19

  4. anonymous
    • one year ago
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    Alright give me 1 min.

  5. anonymous
    • one year ago
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    Hmmmm... I would say probably answer choice A. But i am not positive.

  6. anonymous
    • one year ago
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    I got the answer, it was actually 0.19. But thank you for your help

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spraguer (Moderator)
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