Twenty-five percent of all resumes received by a corporation for a management position are from recent college graduates. Eighteen resumes were received on a particular day.
a.What is the probability that exactly 5 of the resumes are from recent college graduates?b.What is the probability that fewer than 3 of the resumes are from recent college graduates?c.What is the expected number of resumes from recent college graduates?d.What is the variance of the number of resumes from recent college graduates?
What will be an ideal response?
?
| a. | 0.1988 |
| b. | 0.1353 |
| c. | 4.5 |
| d. | 3.375 |
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