How the effectiveness of HCIs may be measured Quantitative measures of effectiveness Speed The speed at which an interface interacts with the user is fundamental to its effectiveness. If it reacts very slowly to a user then it is likely to be ineffective. Speed can be measured as: • How quickly the user can input a command • The speed at which a user can type in any data • The speed of throughput‚ or the response given by the interface • The length of time necessary for the user to comprehend
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“How Risky is Risk” 1. Introduction ‘’The human understanding‚ once it has adopted an opinion ‚ collects any instance that confirm it‚ and though the contrary instances may be more numerous and more weightly‚ it either does not notice them or else rejects them‚ in order that this opinion will remain unshaken.’’ Francis Bacon‚ 1620. Risk is a very interesting thing; people normally tend not to realize the real effect that risk takes in their lives. There are many kinds of risk‚ we want to focus
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How to define the ’middle class ’? BY LI KUI-WAI Published: Mar 15 2013 8:50 Email | Print | Share Text Size The definition of “middle class” has been debated recently in Hong Kong. One simplistic definition would be to take the median or average income and those who received the middle” level of income are the “middle class”. Such a definition is easy to understand in mathematical terms‚ but is naive and has a number of drawbacks. Firstly‚ how close the income level to the “middle” would
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How do I define Success? Success could be seen in someone who is happy and feels fulfilled in what they are doing in life…no matter what kind of job they have. I mean look at Dr. Pol‚ he literally has to go the extremes to help cure an animal’s sickness but he looks like the happiest man on earth. I determine myself‚ Amanda Mortilla‚ as someone who is not successful yet. I think of it like that because I am just starting my path to get find my dream career so I am happy in the future. I am happy
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How Society Defines Crime SOC305: Crime & Society (BLE1437A) Criminology as explained in an institutionalized setting is viewed as an outside view of behavior which leads to defining crime as an intentional behavior that can be penalized by the state. Our text explains crime as any violations that occurs against the law. Crime is considered a social issue and so it is studied by sociologist who create theories. Over the years‚ many people have developed theories to try to
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How can risk influence risk premium? How are risk and return related? Risk and return are the fundamental basis upon which investors make their decision whether or not they should invest in a particular investment. How they are related and the influence between the two‚ is the decision making process that all investors must weigh up. This essay will show how risk can influence risk premium‚ outlining their relationship and how risk and return are related. Within any investment there is a certain
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well as to many future job prospects. These skills are particularly relevant to the discipline of history‚ and the research paper is often one of the most important components of any history course. It is vital that you set aside enough time to do it properly. A history paper is not just a compilation of facts that you cut and paste into a report. A good paper needs to explain something important about the past; it requires you to think critically about the topic‚ to draw on different sources
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loved by one but hated by another‚ it all depends on our personal taste and what we can relate to. This made me wonder‚ what does the music I listen to say about myself? Do the lyrics define who I am as a person‚ or do I simply like songs because of the beat? As I looked at my top ten playlist‚ I saw that some of my favorite songs do describe me to a certain point. The first song I examined in my playlist was “Kids” by MGMT. I have always loved the beat of the song‚ but the lyrics of it never made
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13| Money‚ Banks‚ and the Federal Reserve System Brief Chapter Summary 13.1 What Is Money‚ and Why Do We Need It? (pages 422–425) Money is anything that people are generally willing to accept in exchange for goods or services or in payment of debts. Money has four functions: a medium of exchange‚ a unit of account‚ a store of value‚ and a standard of deferred payment. 13.2 How Is Money Measured in the United States Today? (pages 425–429) The narrowest definition of the money supply in the
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How we Define Ourselves Americans come from many different backgrounds and nationalities. Of these Americans are different races and religions‚ which represent the United States today. With the amount of diverse people in the United States‚ not everyone agrees with allowing people of different races and religions to mix. Living with people of different cultures can have a major impact on peoples’ lives. People today define themselves and others by the way they look and the things they may do
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