| 11. | The reasons were technical and had nothing to do with human factor,
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| 12. | Displays can be trivially simple or can require consultation with human factors experts.
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| 13. | It is often useful to automate these tests to eliminate the human factor.
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| 14. | "There are always human factors, " said Sherman, the computer scientist.
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| 15. | The most difficult part of his job, he said, is the human factor.
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| 16. | The terms " human factors " and " ergonomics " are essentially synonymous.
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| 17. | It's really taken the human factor out of the game ."
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| 18. | The Human Factors and Ergonomics Society ( HFES ) was founded in 1957.
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| 19. | Human factors testing included the ability of shooters to fire accurately.
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| 20. | Human factors contributed to the conditions that led to the disaster.
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