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March 28, 2017

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The SAT scores of a certain population of students are approximately normally distributed with a mean and standard deviation of 1000 and 200 points, respectively. The probability that a student selected at random from the population has an SAT score between 800 and 1200 approximately

  • Math (Statistics) - ,

    Perfect data, one standard of devation below and above.
    so appr 68% or prob of .68

    confirmed by David's webpage
    http://davidmlane.com/hyperstat/z_table.html

    fill in the data to see and get .6827

  • Math (Statistics) - ,

    xdryn5b6hrjbv65

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