and the women have a mean height of 1.62 m. Find the mean height of the 100 mathematicians. (Total 4 marks) 3. The mean of the population x1‚ x2‚ ........ ‚ x25 is m. Given that = 300 and = 625‚ find (a) the value of m; (b) the standard deviation of the population. (Total 4 marks) 4. A supermarket records the amount of money d spent by customers in their store during a busy period. The results are as follows: Money in $ (d)|0–20|20–40|40–60|60–80|80–100|100–120|120–140| Number of customers
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applying theory to economic practice. After completing this module‚ students will be familiar with: the procedure of hypothesis testing; the possible outcomes in hypothesis testing; the difference between significant and nonsignificant statistical findings. After completing this module‚ students will be able to: define what is meant by a hypothesis and hypothesis testing; understand the logic of hypothesis testing and describe the steps of hypothesis testing procedure;
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American Norms vs. Japan Norms In sociology‚ when we discuss culture (which is the totality of learned socially transmitted customs‚ knowledge‚ material objects‚ and behavior (Schaefer 2010:50))‚ we discuss how culture includes such things as; language‚ beliefs‚ values and norms. When sociologists studied culture they mainly looked upon the norms of society. Norms are "the agreed-upon expectations and rules by which a culture guides the members in any given situation"(Cultural Norms). There are
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class of 36 students‚ shows them the film‚ and gives them a questionnaire about their attitudes. The mean score on the questionnaire for these 36 students is 70. The score for a similar class of students who did not see the film is 75. The standard deviation is 12. Using the five steps of hypothesis testing and the 5% significance level (i.e. alpha = .05)‚ does showing the film change students’ attitudes towards the chronically mentally ill? What does it mean to set alpha at .05? Alpha means making
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Addictions occur as a mean of escape from the problems or situations that may be bothering an individual. It may start off as just something new or something to do. It becomes a problem or an addiction when it becomes a habit. Addiction becomes a problem for an individual to function in their everyday life without drugs or alcohol. Due to the recession addiction is on the rise. There are more individuals seeking an escape or relief from everyday life. It may start as an escape‚ but as finances
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Gender Discrimination: A Statistical Analysis Gender discrimination‚ or sex discrimination‚ may be characterized as the unequal treatment of a person based solely on that person ’s sex. . It is apparent that gender discrimination is pervasive in the modern workplace‚ however‚ its presence and effects are often misrepresented and misunderstood. Statistical testing plays an important role in cases where the existence of discrimination is a disputed issue and has been used extensively to compare expected
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Standard Deviation use in the Business World Abstract This paper evaluates the role of standard deviation in business. As part of the evaluation‚ a brief summary of five different peer reviewed papers has been presented. Topics such as‚ the purpose of the study‚ the research questions‚ the hypothesis of the study‚ and the main findings of the study for the five papers‚ have been summarized by each of the learning team members. Standard Deviation use in the Business World Standard Deviation is
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2/18/2012 6.6% 3/18/2012 6.6% 4/18/2012 5.9% 5/18/2012 7.1% 6/18/2012 7.3% 7/18/2012 6.1% 8/18/2012 6.6% 9/18/2012 7.6% Counters the union: “Contrary to claims by management‚ we have confirmed that pilot sick rates have not deviated from historical norms". a) Do you agree with the union if the lower-control limit (LCL) is 2.94%‚ and the upper-control limit (UCL) is 10.15% given the 3-sigma p-chart showing the percent of pilots sick? (Hint: See note (1) for the sample size). Do not forget
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el noThe Analysis of Basel Norms and Implementation KLE SOCEITY’s INSTITUTE OF MANAGEMENT STUDIES AND RESEARCH‚ VIDYANAGAR‚ HUBLI. MASTERS OF BUSINESS ADMINISTRATION ( Recognised and Affiliated to Karnataka University Dharwad) Project on “The Analysis of Basel Norms and its implementation” Undertaken At State Bank of India‚ Main Branch‚ Dharwad Internal Guide Prof: Prashanth.C Faculty KLE’s IMSR Company Guide Mr.Subramanya Chief Manager State Bank of India 1 KLE’s Institute of Manageent
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Doing Statistical Analysis Excel provides a large number of statistical functions. These and the tools in the Analysis ToolPak cover most types of statistical analysis that you would need to do in finance and include in your models. Many people look at functions as "black boxes." You input the arguments‚ and the functions provide the answers. In a way this view is true‚ but it is also dangerous - you may use a function or tool incorrectly or misinterpret the results. So take the time to know
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