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    Normal Probability

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    Suppose Z has a standard normal distribution with a mean of 0 and a standard deviation of 1.0. One-half (50%) of the possible Z values are between ________ and ___________ symmetrically distributed about the mean.

    A. -0.50 and +0.50
    B. -0.69 and +0.69
    C. -0.67 and +0.67
    D. -1.96 and +1.96.

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    Solution Summary

    The solution calculates the possible z values.