If the mean for an exam was 87 with a standard deviation of 2.5, determine the z-score for a student scoring a 93.5 on the exam.?

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  • Ash
    Lv 7
    4 weeks ago

    z=(x-μ)/σ = (93.5 - 87)/2.5 = 2.60

  • Anonymous
    4 weeks ago

    Your teacher wants your answer, not ours. Fail. Get a tutor. 

  • Anonymous
    4 weeks ago

    I scored a 97 because I cheated xD

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