QUESTION 3 (20 MARKS) a. A psychological test identifies people as being one of eight types. For instance‚ Type 1 is “Rationalist” and applies to 15% of men 8 % of women. Type 2 is “Teacher” and applies to 12% of men and 14% of women. Each person fits one and only one type. (i) Suppose college roommates have a particularly hard time getting along with each other if they are both ‘ Rationalist’. A college randomly assigns roommates of the same gender. Assuming that half of college roomate pairs
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1. A radio station that plays classical music has a “By Request” program each Saturday night. The percentage of requests for composers on a particular night are listed below: Composers Percentage of Requests Bach 5 Beethoven 26 Brahms 9 Dvorak 2 Mendelssohn 3 Mozart 21 Schubert 12 Schumann 7 Tchaikovsky 14 Wagner 1 a. Does the data listed above comprise a valid probability distribution? Explain.
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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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Chapter one summary The use of statistics is research is noted in this chapter. It reveals that statistical procedure could be segregated into two section and they are descriptive and inferential. In analyzing both descriptive statistics does exactly what it says‚ it describes the set of data. The problem is presented and descriptive statistical basically describes what the data has to say about the same issue. However inferential statistics main goal is making predictions or inferences about
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COURSE OUTLINE FOR BSS 1 COURSE INSTRUCTOR: MAHA E DARAKSHAN 1- COMMUNICATION Types of communication Elements of Communication The communication process 2- COMMUNICATION SETTINGS Interpersonal Communication Machine Assisted Interpersonal Communication Mass Communication 3- Mass Communication Difference between Communication and Mass Communication Defining Mass Media ‚ Media Vehicle Traditional Mass Media Organizations The Internet and Mass Communication The Future of Mass
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Corporate governance : 5 amministrators of the website user power users (users that gain points for the sharing information and by helping ohters. Answer to he questions) possibility to have new amministrators from the power users Web communities are an engagement between the site’s creators and the site’s users‚ and social norms evolve as users create a community identity‚ and as each individual contributes to the overall brand of the site. The community’s norms are also interwoven
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BIO 2003 SUMMATIVE ASSIGNMENT 2 Introduction: The report analyses the result of a study on workers from brick and tile industries conducted by the Health and Safety Laboratory (HSL). HSL put down few criteria’s to the workers which being that neither of the workers from the tiles and brick industries should have worked in both the industries and that they did not smoke. The criteria’s put across was an assurance to attain reliable results. The essence of the study lies in detecting any difference
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Definition: Statistics is the study of the collection‚ organization‚ analysis‚ interpretation and presentation of data. It deals with all aspects of this‚ including the planning of data collection in terms of the design of surveys and experiments. A statistician is someone who is particularly well-versed in the ways of thinking necessary for the successful application of statistical analysis. Such people have often gained experience through working in any of a wide number of fields. Some
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dinning room of the restaurant. If you come in at the right time you may find a "company party" going on which is a group of employees just in the door preparing for work. Just nearby you may also catch a glimpse of a large group of guests in for a special occasion; often guests sit at the largest default table near the bar. Table seven hundred one table sees many happy birthdays. Leering over to your left you should most likely be seeing a welcoming host more than ready to take you to a seat. Directly
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related terms and processes. The teacher being observed and interviewed‚ informed me of the actual work that is asked of a special educator. Diagnostic/Prescriptive/Evaluative Teaching Diagnostic/Prescriptive/Evaluative Teaching 3 On the Northside of Chicago‚ I was allowed to interview and observe a special education class. The class consisted of seven special education students and out of the seven‚ four students was diagnosed with mental retardation. I could not specify or designate what
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