Why is stop and wait ARQ inefficient?

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Tags

1. #receiver
2. #assuming
3. #twice
4. #because
5. #transit
6. #packet
7. #expects
8. #sends
9. #compared
10. #inefficient
11. #sequence
12. #between
13. #successfully
14. #received
15. #includes
16. #other
17. #number
18. #packets
19. #turnaround