How many packages should be sampled for population

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Reference no: EM13144770

You are the shipping manager at the postham company you are interested in the percentage of packages delivered damaged a simple random sample of 500 packages yiields 16 delivered damaged and 484 delivered undamaged how many packages should be sampled in order to be 90% confident of being within 0.9% of the actual population percentage delivered damaged.

Reference no: EM13144770

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