a magazine reported on an independent study of postal worker
a magazine reported on an independent study of postal workers and violence at post offices. in a sample of 15,000 postal workers, 900 were physicallly assaulted on the job in a recent year. use this information to estimate the probability that a random selected postal worker will be physically assaulted on the job during the year.
 a magazine reported on an independent study of postal workers and violence at post offices. in a sample of 15,000 postal workers, 900 were physicallly assaulted on the job in a recent year. use this information to estimate the probability that a random selected postal worker will be physically assaulted on the job during the year.
 a magazine reported on an independent study of postal workers and violence at post offices. in a sample of 15,000 postal workers, 900 were physicallly assaulted on the job in a recent year. use this information to estimate the probability that a random selected postal worker will be physically assaulted on the job during the year.
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