Human-Computer Etiquette

etiquette Considerations 309

minimizing interruptions has both cost and benets. If the soldier is

not interrupted by low-priority radio messages during especially busy

times, the benet is that he or she can perform more eectively on the

high-priority tasks. However, the cost is a loss of situation awareness

and eectiveness in the low priority tasks.

e analyses are summarized below. e mitigation produced a

statistically signicant (alpha < .05) increase in participants’ accuracy

in maintaining counts and monitoring maneuvers in the high task

load condition (see Figure12.5). In the low task load condition, the

mitigation produced no