Please use the following information and histogram to answer
Please use the following information and histogram to answer questions 18, 19, and 20.
Business Magazine graphed the ages of the Chief Executive Officers (CEOs) of 48 large companies.
18. What is the shape of this distribution?
a. symmetric - uniform b. skewed right
c. skewed left
d. symmetric - bimodal
19. What percentage of CEOs are under the age of 30?
a.
6%
b.
3%
c.
2%
d.
4%
20. Which of the following is true about the distribution?
a. The median will be larger than the mean
b. The median will be smaller than the mean
c. The median and mean will be about the same d. Unable to tell from the information provided
| a. | 6% |
| b. | 3% |
| c. | 2% |
| d. | 4% |
Solution
18
c. skewed left
19
b.
3%
20
c. The median and mean will be about the same
| b. | 3% |
