Common Human Performance Vocabulary This compilation of terms extends into display design, human computer interaction, as well as root causes analysis and other related human factors engineering fields. Acceptable margin of error A criterion, based on sample size, which helps determine the — level of confidence you can have in your research findings. An unfortunate mishap especially one causing damage or injury. Accident — Accountability The expectation that an individual or an organization is answerable for — results; to explain its actions, or be subject to the consequences judged appropriate by others; the degree to which individuals accept responsibility for the consequences of their actions, including the rewards or sanctions. Externally observable, physical behavior (bodily movements or speech). (See also Action — behavior.) Active errors Errors that change equipment, system, or plant state triggering immediate — undesired consequences. Active listening Interviewing technique in which the interviewer rephrases participant’s — responses to confirm understanding. Rephrasing should be neutral and provide opportunities for participants to describe issues in greater depth. Active voice The voice of a verb tells whether the subject of the sentence performs or — receives the action. In the active voice the subject performs the action and the direct object receives the action. For example, user selects the drop-down box.” The active voice differs “The from the passive voice where the subject receives the action, e.g., drop-down box is “The selected by the user.” See passive voice. Administrative Control Direction that informs people about what to do, when to do it, where — to do it, and how well to do it, and which is usually documented in various written policies, programs, and plans. Adverse Trend -A series of occurrences in which the frequency combined with the significance of the occurrences warrants further evaluation and/or corrective action. Affinity diagram A group decision-making technique designed to sort a large number of — ideas, concepts, and opinions into naturally related groups. Used in documenting task or content relationships, often created from card sort activities or group brainstorming. Affordance When a control behaves as its appearance suggests. For example, a push button is — said to have good affordance when it looks clickable. Examples of poor affordance: a push
Common Human Performance Vocabulary This compilation of terms extends into display design, human computer interaction, as well as root causes analysis and other related human factors engineering fields. Acceptable margin of error — A criterion, based on sample size, which helps determine the level of confidence you can have in your research findings. Accident — An unfortunate mishap especially one causing damage or injury. Accountability — The expectation that an individual or an organization is answerable for results; to explain its actions, or be subject to the consequences judged appropriate by others; the degree to which individuals accept responsibility for the consequences of their actions, including the rewards or sanctions. Action — Externally observable, physical behavior (bodily movements or speech). (See also behavior.) Active errors — Errors that change equipment, system, or plant state triggering immediate undesired consequences. Active listening — Interviewing technique in which the interviewer rephrases participant’s responses to confirm understanding. Rephrasing should be neutral and provide opportunities for participants to describe issues in greater depth. Active voice — The voice of a verb tells whether the subject of the sentence performs or receives the action. In the active voice the subject performs the action and the direct object receives the action. For example, “The user selects the drop-down box.” The active voice differs from the passive voice where the subject receives the action, e.g., “The drop-down box is selected by the user.” See passive voice. Administrative Control — Direction that informs people about what to do, when to do it, where to do it, and how well to do it, and which is usually documented in various written policies, programs, and plans. Adverse Trend -A series of occurrences in which the frequency combined with the significance of the occurrences warrants further evaluation and/or corrective action. Affinity diagram — A group decision-making technique designed to sort a large number of ideas, concepts, and opinions into naturally related groups. Used in documenting task or content relationships, often created from card sort activities or group brainstorming. Affordance — When a control behaves as its appearance suggests. For example, a push button is said to have good affordance when it looks clickable. Examples of poor affordance: a push
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