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    Finding probability and area under a distribution

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    1. Find the following probability for the standard normal random variables z
    P( -1.5< z < 1.5)

    2. Find the area under the standard normal probability distribution between the following pairs of z- scores.
    A. Z= 0 and z= 3.00
    B. z= 0 and z= 1.00
    C. Z = 0 and z = 2.00
    D. Z = 0 and z = 0.62
    E. z = 0 and z = 0.39

    © BrainMass Inc. brainmass.com June 4, 2020, 3:11 am ad1c9bdddf
    https://brainmass.com/statistics/probability/finding-probability-area-under-distribution-502854

    Solution Preview

    1. By symmetry, P( -1.5< z < 1.5)=2P(0<z<1.5)=0.8664 by the standard normal table.

    2. The area under ...

    Solution Summary

    This solution answers questions regarding finding probability and area under a distribution.

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