Q5. Gamma Industries is evaluating two different manufacturing systems (Alpha and Beta):

Possible Outcome	Probability	Rate of Return Alpha System	Rate of Return Beta System
Optimistic	.25	.40	.20
Most likely	.50	.20	.30
Pessimistic	.25	(.10)	(.20)

Which manufacturing system provides the lowest expected return?

1. Alpha System
2. Beta System
3. Not enough information

explanation is needed on why we selected this answer