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    z value based probability problem

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    When sampling is done for the proportion of defective items in a large shipment, where the population proportion is 0.18 and the sample size is 200, what is the probability that the sample proportion will be at least 0.20?

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    https://brainmass.com/statistics/probability/value-based-probability-problem-463765

    Solution Summary

    This solution provides detailed explanation how to find the z value based probability.

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