Its scale has nine labels from “Not at all hard to do” to “Tremendously hard to do”, which are shown as millimeters above a baseline from 0-150. Resources: Comparison of Three One-Question, Post-Task Usability Questionnairesĭetails: The SMEQ is one question that measures the mental effort that people feel was involved in a task. SMEQ (Subjective Mental Effort Questionnaire)Ĭreators: Fred R. This tool can be helpful when comparing which features or workflows are perceived as the most problematic. In order to get additional insights from this tool, it can be helpful to ask “why” after any rating of 4 or lower.Ĭons: There is not a lot of data available for comparing SEQ results across companies, so the major limitation of this tool is that it is mainly restricted to comparing tasks within your own system or organization. Pros: Since this tool is a single question, it is efficient and minimally disruptive to the test flow. Additionally, the administration is versatile – it can be administered on paper, electronically, on a web service, or verbally. It also gleans fresh and uninfluenced impressions, as it is administered immediately post-task. It is administered after every task in a session and involves only one question, which asks the user to rate the difficulty of the task from very easy to very difficult on a 7-point scale (see below). Resources: 10 Things to Know About the Single Ease Question (SEQ)ĭetails: The SEQ measures how difficult users find a task to be. In this blog, we share four examples of post-task metrics and provide advantages and disadvantages to using each. The goal is to provide insight into the task difficulty, based on the participant’s perspective. They are typically 1-3 questions in length and often take the form of Likert scale ratings. These questionnaires are administered immediately after a user completes a given task. Post-task assessments are one specific type of usability metric. These metrics can help pinpoint issues with the system you are evaluating, metrics can be used to compare products or issues, or metrics can be a quick way to address usability issues. Usability metrics are commonly used to understand the usability of software, product, and other applications.
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