A company rates employee performance on a scale from 0 to 100, with 100 being the best.
Question:
A company rates employee performance on a scale from 0 to 100, with 100 being the best. After reviewing historical data, employee performance has been found to be normally distributed, with a mean of 84 and a standard deviation of 5.
What is the probability of an employee being rated higher than 75?
a. | 3.6% | |
b. | 90.9% | |
c. | 96.4% | |
d. | 91.9% |
QUESTION 5
A company rates employee performance on a scale from 0 to 100, with 100 being the best. After reviewing historical data, employee performance has been found to be normally distributed, with a mean of 84 and a standard deviation of 5
What is the probability of getting a rating of 80 or lower?
a. | 21.2% | |
b. | 34.5% | |
c. | 69.1% | |
d. | 15.9% |
QUESTION 6
A company rates employee performance on a scale from 0 to 100, with 100 being the best. After reviewing historical data, employee performance has been found to be normally distributed, with a mean of 84 and a standard deviation of 5.
What percentage of employees were rated greater than or equal to 70 but less than 90?
a. | 32.2% | |
b. | 57.0% | |
c. | 88.2% | |
d. | 93.7% |
Cost Management A Strategic Emphasis
ISBN: 978-0077733773
7th edition
Authors: Edward Blocher, David Stout, Paul Juras, Gary Cokins