The data below represent the number of regulatory actions taken against a sample of 150 United States corporations.

# of actions taken	f
0	75
1	15
2	10
3	6
4	1
5	9
6	7
7	8
8	10
9	9

a. Complete the frequency distribution with percentages, cumulative frequencies, and cumulative percentages.

b. Calculate the mode , median , mean , range , interquartile range , variance, and standard deviation of the number of actions taken against the sample of US corporations.

c. If you select one corporation at random, what is the probability that they had at least 6 actions taken against them??

d. If you randomly selected two corporations, what is the probability that either had less than 5 actions taken against them?

e. If you randomly selected two corporations, what is the probability that both of them had more than 8 actions taken against them?