The distribution of ages of CEOs is as follows: Age Frequency 2130......1 3140......8 4150.....27 5160.....29 6170.....24 71up.....11

Question:

The of ages of CEOs is as follows:
Age Frequency
21–30......1
31–40......8
41–50.....27
51–60.....29
61–70.....24
71–up.....11
If a CEO is selected at random, find the probability that his or her age is
a. Between 31 and 40
b. Under 31
c. Over 30 and under 51
d. Under 31 or over 60
Distribution
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