Statistics

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Suppose that the scores of architects on a particular creativity test are normally distributed. Using a normal curve table, what percentage of architects have Z scores (a) above .10, (b) below .10, (c) above .20, (d) below .20, (e) above 1.10, (f) below 1.10, (g) above -.10, and (h) below -.10?

  • Statistics -

    You need to know the mean and standard deviation.

    Z = (score-mean)/SD

  • Statistics (Oooops) -

    My goof. All you need to do is find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion and its Z score.

  • Statistics -

    18. Suppose that the scores of architects on a particular creativity test are normally distributed. Using a normal curve table, what percentage of architects have Z scores:

    Above .10?
    Below .10?
    Above .20?
    Below .20?
    Above 1.10?
    Below 1.10?
    Above -.10?
    Below -.10?

    You need to know the mean and standard deviation.

    Z = (score-mean)/SD

  • Statistics -

    Suppose that the scores of architects on a particular creativity test are normally distributed. Using a normal curve table, what percentage of architects have Z scores:

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