THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

question 289

Essay

THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
A table of joint probabilities is shown below,regarding the instructors at the University of Michigan,where the events A_i(i = 1,2,3)and B_j (j = 1,2)are defined as follows: A₁ = Full professor,A₂ = Associate professor,A₃ = Assistant professor,B₁ = Male instructor,and B₂ = Female instructor.

-Calculate the marginal probabilities of events A_i.

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Definitions:

Job Enrichment

The process of making a job more satisfying and engaging by adding more meaningful tasks and giving employees more control over their work.

Job Breadth

The range and variety of tasks, duties, and responsibilities that a job encompasses.

Job Sharing

Job sharing is where one full-time job is split between two or more persons who divide the work according to agreed-upon hours.

Job Rotation

Job rotation increases task variety by periodically shifting workers among jobs involving different tasks.