The percent frequency distributions of job satisfaction scores for a sample of information systems (IS) senior executives and middle managers are as follows. The scores range from a low of 1 (very dissatisfied) to a high of 5 (very satisfied).

Job Satisfaction Score	IS Senior Executives (%)	IS Middle Managers (%)
1	5	4
2	9	10
3	35	17
4	42	46
5	9	23

If required, round your answers to two decimal places.

(a)

Develop a probability distribution for the job satisfaction score of a randomly selected senior executive.

x	f(x)
1
2
3
4
5

(b)

Develop a probability distribution for the job satisfaction score of a randomly selected middle manager.

x	f(x)
1
2
3
4
5

(c)

What is the probability that a randomly selected senior executive will report a job satisfaction score of 4 or 5?

(d)

What is the probability that a randomly selected middle manager is very satisfied?

(e)

Compare the overall job satisfaction of senior executives and middle managers.

Senior executives appear to be - Select your answer -more satisfiedless satisfiedItem 15 than middle managers.