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The salaries at a corporation are normally distributed with an average salary of $19,000 and a...

The salaries at a corporation are normally distributed with an average salary of $19,000 and a standard deviation of $4,000. USE Z SCORE AND TABLE

  1. What is the probability that an employee will have a salary between $12,520 and $13,480?

  

            b.    What is the probability that an employee will have a salary more than $11,880?

            c.    What is the probability that an employee will have a salary less than $28,440?

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