The following frequency distribution shows the ages of India’s 40 richest individuals. One of these individuals...
The following frequency distribution shows the ages of India’s 40 richest individuals. One of these individuals is selected at random.
| Ages | Frequency |
| 30 up to 40 | 3 |
| 40 up to 50 | 8 |
| 50 up to 60 | 15 |
| 60 up to 70 | 9 |
| 70 up to 80 | 5 |
SOURCE: http://www.forbes.com.
a. What is the probability that the individual is
between 50 and 60 years of age? (Round your answer to 3
decimal places.)
b. What is the probability that the individual is
younger than 50 years of age? (Round your answer to 3
decimal places.)
c. What is the probability that the individual is
at least 60 years of age? (Round your answer to 2 decimal
places.)
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