TO STATISTICS Session 4 – Measures of Dispersion‚ Variance and Standard Deviation Instructor: Manos Takas Email: m.takas@cityu.gr Range Look at these two sets of data: 2‚ 3‚ 4‚ 5‚ 6 3‚2‚3‚5‚13 -3‚2‚3‚5‚13 They both have a mean of 4. However‚ you can see that the first data set (21 is more spread out than the second data set. The mean doesn’t tell you this. _ To represent the data more accurately‚ you need the mean plus a measure of the spread or dispersion of the data. One simple measure of dispersion
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Describe and evaluate two pieces of Psychological Research In 1963 professor Stanley Milgram carried out a ‘Study of Obedience to Authority’ in which he aimed to answer the question‚ “Could it be that Eichmann and his million accomplices in the Holocaust were just following orders" (Milgram‚ 1974). To do this. Milgram elaborated on two theories‚ one of which was Solomon Asch’s 1956 ‘conformity experiments’. In 1963 Milgram put out an advertisement asking for men‚ aged between 20 and 50‚to volunteer
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“COMMONLY MISUNDERSTOOD WORDS AND PHRASES” "Affect" and "Effect" 1.EFFECT ● "Effect" is a noun referring to something that happens as a result of something else. E.g.‚ "The antibiotic had little effect on the illness." ● "Effect" is also a verb meaning to bring something about. E.g.‚ "I have decided to effect a change in the scope of this article." 2.AFFECT ● The verb "affect" means to change something in some way. E.g.‚ "His steady gaze affected my ability to breathe." ● The noun "affect" is used
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lot on hypothesis testing‚ measures of association and also how to present the research finding. It is a great experience. In this paper‚ I have selected “Research Report Component” in Chapter 20 – Presenting Insights and Findings: Written Reports and “Aristotle’s Three Principles of Persuasive Communication” in Chapter 21 – Presenting Insights and Findings: Oral Presentation. Chapter 20 – Research Report Component Researchers may be able to conduct research by applying the principles
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Syllabus for Statistics Course No. 21090024 Period：54 Credit：3 Course Nature：Compulsive Assessment: Usually 10%‚ Group Work 20%‚ Final Exam70% Textbook： Statistics(3rd Edition)， Junping Jia，Xiaoqun He，Yongjin Jin，China Renmin University Press，2007 Reference： Statistics for Business and Economics(7th Edition) Anderson‚ D.R.‚ & Sweeney‚ D.J. & Williams‚ T.A. 1.Introduction Statistics is a core curriculum for students in finance and economics major‚ which is a science method that starts with data
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I. Methods of research to be used Descriptive research can involve collecting quantitative information‚ or it can describe categories of information such as patterns of interaction when using technology in the classroom. Although it may employ fundamentals of both quantitative and qualitative research‚ descriptive research does not fit neatly into the definition of either quantitative or qualitative research methodology. Descriptive research may be used most effectively within the educational
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Here are some commonly asked interview questions. Questions on Your Abilities 1) What are your strengths and which do you display best? 2) What are your weaknesses? 3) How do you handle stress and pressure? 4) Describe the pace at which you work. 5) What are the applicable skills and experience you have for this job? 6) How do you overcome disappointment over unachieved goals? Questions about Yourself 1) Tell me about yourself. 2) What words would you use to describe yourself? 3) What
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to randomly select the sample. Another example would be to assign each potential subject a number‚ and then randomly select numbers from a random numbers table to fulfill the required number of subjects for the sample. Stratified random sampling is used when the researcher knows some of the variables within a population that will affect the representativeness of the sample. Some examples of variables include age‚ gender‚ ethnicity‚ and medical diagnosis. Thus‚ subjects are selected randomly on the
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STATISTICAL PROCESS CONTROL Prof.S.BHADKUMBHE College Of Engg‚ Manjari(BK) Hadapsar‚ Pune-412 307 N.B.KANCHAN College Of Engg‚ Manjari(BK) Hadapsar‚ Pune-412 307 S.HAGAVANE College Of Engg‚ Manjari(BK) Hadapsar‚ Pune-412 307 S.HIPPERKAR College Of Engg‚ Manjari(BK) Hadapsar‚ Pune-412 307 P.BANAGE College Of Engg‚ Manjari(BK) Hadapsar‚ Pune-412 307 Email: nilesh29.uk@gmail
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Satoru SHIMOKAWA‚ SOSC1100‚ Fall 2013 SOSC1100 Elementary Statistics for Social Research [Common Core (QR) for 4 year program] Fall 2013 Lectures: Wed and Fri‚ 13:30-14:50 / Rm. 4620‚ Academic Building (Lift 31-32) Course Website: http://lmes2.ust.hk INSTRUCTOR: SHIMOKAWA‚ Satoru OFFICE: 3370 Academic Building EMAIL: sosatoru@ust.hk OFFICE HOURS: Fridays‚ 3:00pm – 5:00pm TEACHING ASSISTANT: Stephen Choy OFFICE: 3001 EMAIL: choyho@ust.hk OFFICE HOURS: TBA 1. Course Description: This
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