What is a Likert Scale vs. a Likert Item. A âLikert scaleâ is the sum of responses to several Likert items. These items are usually displayed with a visual aid, such as a series of radio buttons or a horizontal bar representing a simple scale. A âLikert itemâ is a statement that the respondent is asked to evaluate in a survey. In the example below, the statement, âThe checkout process was easyâ is a Likert item.
Flight controllers are personnel who aid space flight by working in such Mission Control Centers as NASA's Mission Control Center or ESA's European Space Operations Centre. Flight controllers work at computer consoles and use telemetry to monitor various technical aspects of a space mission in real time.
â A computer-based system or systems used by a. controller in a control room that collects and displays. information about a pipeline facility and may have the. ability to send commands back to the pipeline facility.