Probability Job Satisfaction Score IS Senior Executives IS Middle Managers 1 .05 .04 2 .09 .10 3 .03 .12 4 .42 .46 5 .41 .28 A. What is the expected value of the job satisfaction score for senior executives? B. What is the expected value of the job satisfaction score for middle managers? C. Compute the variance of job satisfaction scores for executives and middle managers. D. Compute the standard deviation of job satisfaction scores for both probability distributions. E. Compare the overall job satisfaction of senior executives and middle managers.

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