The system usability scale sus is a simple, tenitem scale giving a global view of subjective assessments of usability. System usability scale sus a key tool in that usability metric toolbox is the system usability scale. Our mission is to provide a free, worldclass education to anyone, anywhere. Lets use our knowledge about scale factor, length, and area to assist. A retrospectivejus the journal of usability studies. System usability scale sus ahrq digital healthcare research. Measure drawings, scanned docs and photos saved as pdf by entering the scale of your drawing and one site measurement. The system usability scale sus is a 10question questionnaire that offers a quick, costeffective yet accurate way to evaluate the usability of a website.
How to use the system usability scale sus to evaluate. We talked about his motivation and process for creating the now famous quick and dirty questionnaire. Measuring usability with the system usability scale sus. The sus is a 10 item questionnaire with 5 response options. The system usability scale, developed by john brooke at digital equipment. I had the fortune to meet with john in person last month in london. It was developed by john brooke 1 at digital equipment corporation in the uk in 1986 as a tool to be used in usability engineering of electronic office systems. By not having to send your drawings to the printers you will save time and money.
After each usability testing session, give the user the 10question sus questionnaire to complete. Many of the a0 drawings on our website have different objects at different. The questionnaire is a quick and dirty option to measure usability. We can use the scale on a map to find out the actual distance between cities and landmarks. The quick scale function will allow you to measure any distance, perimeter, plan area from a pdf providing you know the scale of the drawing or you know the measurement between two reference points on the drawing, photo or scanned image. The default option in the page scaling popup menu is shrink to printable area. The system usability scale sus is a simple, widely used 10statement survey developed by john brooke while at digital equipment corporation in the 1980s as a quickanddirty subjective measure of system usability. Jan 06, 2015 you need a quick usability assessment of an already deployed system. The system usability scale sus a reliable, lowcost usability scale that can be used for global assessments of systems usability.
How to convert pdf to word without software duration. I think that i would like to use this system frequently. Choose file properties, and click the advanced tab. The system usability scale is a likert scale which includes 10 questions which users of your website will answer. How to make a realistic water splash effect diorama lancia stratos 1977 safari rally diorama duration. A practical guide to the system usability scale sus. The system usability scale is not diagnostic and will not tell you what specific problems you face, but it will give you a red or green light to know how badly your usability needs work.
In response to these requirements, a simple usability scale was developed. An overview of the system usability scale in library website. When a sus is used, participants are asked to score the following 10 items with one of five responses that range from strongly agree to strongly disagree. An urban planner needs your help in creating a scale drawing. The system usability scale sus was released into this world by john brooke in 1986. By using the website constitutes your consent to their write or usage. In systems engineering, the system usability scale sus is a simple, tenitem attitude likert scale giving a global view of subjective assessments of usability. Jan 26, 2015 the system usability scale is an attempt to solve this problem. It was developed by john brooke at digital equipment corporation in the uk in 1986 as a tool to be used in usability engineering of electronic office systems. August 4, 2017, filed under art and design this and many other posts are also available as a pretty, wellbehaved ebook. In just the same way, the usability of any tool or system has to be viewed in.
Use these instructions to scale or resize pages in acrobat or reader for printing. An overview of the system usability scale in library. And we can assume that the house is much bigger than the floor plan. Through the openers, i have tried to spiral the concept of unit rate throughout the entire course, thus applying it in this lesson does not come as a major road bump for students. The system usability scale sus is a standardized metric for measuring the usability of a website or other interactive system. For each of the following, i make a scale drawing using the given scale. The poststudy system usability questionnaire pssuq and its. It was developed by john brooke 1 at digital equipment corporation in the uk in 1986 as a tool to be used in usability engineering of electronic office systems the usability of a system, as defined by the iso standard iso 9241. This quantitative quickanddirty method can be used to measure. Qs trial measure pdf drawings, pdf measurement software. The system usability scale sus is the most used questionnaire to measure perceptions of usability it was developed 30 years ago by john brooke.
While theres no need to repeat everything written in that pdf, i may cite some important paragraphs from it. To get a more complete picture, we need to rely on usability metrics that are standardized and commonly used throughout many industries, as a means to benchmark our designs when running unmoderated and moderated user research studies. Measuring usability with system usability scale sus. The translation is based on a crowdsourcing project initiated by wolfgang reinhardt during his time at the university of paderborn. The system usability scale sus is an inexpensive, yet effective tool for assessing the usability of a product, including web sites, cell phones, interactive voice response systems, tv. For each of the following statements, mark one box that best describes your reactions to the website today. The system usability scale brooke, 1996 is a widely used, standardized 10item questionnaire to measure user satisfaction. The scale is a 10 item scale which seeks the subjective opinion from a user regarding a particular device. You need a quick usability assessment of an already deployed system.
It consists of a 10 item questionnaire with five response options for respondents. This is the scale plan, and then we could figure out these dimensions in the real world by looking at the scale factor right over here. The system usability scale sus provides a quick and dirty, but a reliable tool for measuring the usability. The system usability scale sus is the most widely used standardized questionnaire for the assessment of perceived usability. It is often assumed that a likert scale is simply one based on forced. Brooke himself describes sus as a quick and dirty tool for assessing the usability of electronic office systems. Teejay publishers homework for level e book ch 17 scale drawing this is chapter 17 page 65 exercise 3 you will need a ruler and protractor for this exercise. The system usability scale, or sus, is a simple survey that provides a highlevel score for the usability of a product. Participants will rank each question from 1 to 5 based on how much they agree with the statement they are reading. Oct, 2017 quick usability measurements of applications, websites, and services. System usability scale sus originally created by john brooke dec in 1986, sus is one of the best known standardized usability rating scales. The tools are only available when viewing through adobe, not through the browser viewer. Op if youre using acronyms in questions you shouldnt assume everyone knows what you are referring to.
Measuring usability with the system usability scale sus it is the 30th anniversary of the creation of the most used questionnaire for measuring perceptions of usability. The system usability scale is a questionnaire of 10 statements, much like the nps net promoter score, but instead of measuring the loyalty of customers towards your brand, the sus measures the perception of usability of your tool, system or website. It focuses on providing lightweight 10 questions subjective feedback from users. A more advanced way to use the sus is to compare different designs. It can be seen that the selected statements actually cover a variety of aspects of system usability, such as the need for support, training, and complexity, and thus have a high level of face validity for measuring. To scale a blueprint in imperial units to actual feet.
On this page you can scale the entire pdf document or a single page to a3, a4, a5, b4, b5, tabloid, ledger, legal, letter and more. Scale pdf document or a single pdf page to a3, a4, a5, b4, b5 online. Dont waste any more time on photocopiers or art projectors. Revitalizing sus, the system usability scale jens oliver. Comparing sus scores across different stages of a project shows how usability is changing. What is the area of the living room in the real world. It has become an industry standard with references in over 600 publications.
Jul 12, 2016 the system usability scale sus is the most used questionnaire to measure perceptions of usability. Using the system usability scale sus, data were collected on the usability of applications used on two kinds of mobile platformsphones and tabletsacross two general classes of operating. The scale is based on the established verbal usability questionnaire sus system usability scale. The translation is based on a crowdsourcing project initiated by wolfgang reinhardt during his time at the university of. Manual system usability scalesus fortaleza ce 20 marcosdevaner do nascimento 2. Let your computer enlarge craft patterns and drawings to any size. Scale drawings a scale drawing represents something that is too large or too small to be drawn at actual size. The system usability scale is shown in the next section of this chapter. Through the openers, i have tried to spiral the concept of unit rate throughout the entire course, thus applying it in this lesson does not come as a major. The effect of experience on system usability scale ratings. To do this, we need to write and solve a proportion. I think that i would need the support of a technical person to be able to use this system. Sus the system usability scale in response to these requirements, a simple usability scale was developed.
If your score is under 68, then there are probably serious problems with your website usability which you. Enlarge drawing free enlarge drawing software download. The effect of experience on system usability scale ratingsjus. As an example, to obtain a single numerical result for a questionnairebased metric. Acrobat only, not adobe reader you can set up a pdf to default to specific scaling or print options. It also includes the scale at the end of the document. The system usability scale can give you a pretty precise spotlight on where to dig deeper for usability issues and where to unpack the rest of your ux toolbox. The system usability scale sus was introduced by british software engineer john brooke in 1986. Scale or resize printed pages in acrobat and reader. Maya and mabel are inspecting a 80 to 1 scale floor plan of their new house. This post provides details and some tools to get started right away. System usability scale an overview sciencedirect topics. As an example, to obtain a single numerical result for a questionnairebased metric, we might use the average of scores on questions 1, 2, 5, and 8 as averaged. Revitalizing sus, the system usability scale jens oliver meiert.
How to use the system usability scale sus to evaluate the. Ill embed a link in the question for context for those unfamiliar with the term. Testing, usability evaluation, user research, usercentered design process. I think that i would like to use this website frequently. Pdf system usability scale sus was initially developed as a tool for.
The system usability scale sus is a 10question questionnaire that offers a quick. System usability scale sus usability body of knowledge. Additionally, you can reduce the pdf file size by changing the. Methodology system usability scale measurement tool. You may need to zoom in to at least 50% size to read the scale for the part of the drawing you wish to measure. In an analysis of the system usability scale, bangor, kortum, and miller note the survey provides a single score on a scale that is easily understood by a wide range of people from project managers to computer programmers 2008, p.
Quick usability measurements of applications, websites, and services. System usability scale a case study paul olyslager. Anyscale ltd is registered in england and wales as a limited company. Explore video in this lesson, students are using their knowledge of ratios and proportional reasoning to find unit rate, and thus solve for unknowns in scale problems. For german users, a group of sap usability professionals made a translation available in 20 which we proudly repost in this community. Usability scale sus a reliable, lowcost usability scale that can be used for global. A sus score appeals to stakeholders because it is simple, reliable and costeffective. For almost 20 years, practitioners and researchers have been using the system usability scale sus as a quick and dirty method of evaluating the usability of different websites, software. A 14 scale means that each 14 inch on the plan counts for 1 feet of actual physical length. Rather more than 25 years ago, as part of a usability engineering program, i developed a questionnairethe system usability scale susthat could be used to take a quick measurement of how people perceived the usability of computer systems on which they were working. Previous research suggests that the system usability scale sus might not be generating.
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