The salaries of the employees of a corporation are normally distributed with a mean of $25,000 and a standard deviation of $5,000.
a.What is the probability that a randomly selected employee will have a starting salary of at least $31,000?b.What percentage of employees has salaries of less than $12,200?c.What are the minimum and the maximum salaries of the middle 95% of the employees?d.If sixty-eight of the employees have incomes of at least $35,600, how many individuals are employed in the corporation?
What will be an ideal response?
?
| a. | 0.1151 |
| b. | 0.52% |
| c. | Minimum = $15,200 Maximum = $34,800 |
| d. | 4,000 |
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