(Solved): Need Help For these questions The following probability distributions of job satisfaction scores for ...

The following probability distributions of job satisfaction scores for a sample of information systems (IS) senior executives and middle managers range from a low of 1 (very dissatisfied) to a high of 5 (very satisfied). (a) What is the expected value of the job satisfaction score for senior executives? \( x \) (b) What is the expected value of the job satisfaction score for middie managers? W. (c) Compute the variance of job satisfaction scores for executives and middle managers. executives middie managers (d) Compute the standard deviation of job satisfaction scores for both probability distributions. (Round your answers to two decimai places.) executives middie managers \( x \) \( x \) (e) Compare the overall job satisfaction of senior executives and middie managers. The average score for seniar executives is the middle managers score. The standard deviation for tenioe executives is the middie manogers standard deviation.