Question

The following probability distributions of job satisfaction scores for a sample of information systems (IS) senior executives and IS middle managers range from a low of (very dissatisfied) to a high of (very satisfied). Excel File: data05-21.xlsx a. What is the expected value of the job satisfaction score for senior executives (to 2 decimals)? b. What is the expected value of the job satisfaction score for middle managers (to 2 decimals)? c. Compute the variance of job satisfaction scores for executives and middle managers (to 2 decimals). Executives Middle managers d. Compute the standard deviation of job satisfaction scores for both probability distributions (to 2 decimals). Executives Middle managers e. What comparison can you make about the job satisfaction of senior executives and middle managers?

Answer 1

Answer:

(a) The Expected value of the job satisfaction score for senior executives is 4.05.

(b) The Expected value of the job satisfaction score for middle managers is 3.84.

(c) The Variance of job satisfaction scores for executives and middle managers is 1.13

(d) The Standard Deviation of job satisfaction scores for both probability distributions 1.11 and 1.06.

Step-by-step explanation:

Explanation with steps is in the following attachments.