owning petrol-driven small cars in Bangalore who had purchased their cars within the last one year. Details about the observed mileage were collected from the owners. Using the survey results‚ the mean was found to be 11.25 km/litre and the standard deviation was found to be 2.63 km/litre. The total number of petrol-driven small cars that were sold in Bangalore in the last one year is expected to be roughly 5500. Construct a 95% confidence interval for the average mileage of the above mentioned car
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acceptable performance. Also there is the lower specification limit (LSL)‚ which identifies the lowest amount that could give acceptable performance of the process. The USL and LSL are also known as the control limits that are either 3 deviations above the mean or 3 deviations below it (Chase‚ Jacobs‚ and Aquilliano‚ 2006). In developing a control chart for the process for getting ready for work‚ one
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provided in section E4.4 of the Excel notes in the Software Information Folder under Week 0 on Moodle. (a) Use the Excel function NORM.S.DIST to calculate the following probabilities to four decimal places‚ where the random variable Z follows a standard normal distribution. Write your answers to four decimal places on this sheet and remember to draw the curves? For every second question‚ please use your tables to find the probability as well as Excel. (i) P(Z 0.443) (ii) P(Z <1.522) =
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opportunities available in the economy. 4.) Two factors that influence the nominal risk-free rate are: A. The relative ease or tightness in capital markets and the expected rate of inflation 5.)The total risk for a security can be measured by its: C. Standard Deviation or returns 6.) Which of the following is an underwriting function? B. Risk-bearing 7.) An ETF (exchange fund): C. Is priced continuously during the trading day 8.) Which of the following are reasons that U.S. investors should consider foreign
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period is that the stark income differences across states have narrowed considerably: In 1939 the highest income state’s per capita personal income was 4.5 times the lowest‚ but by 1976 this ratio had fallen to less than 2 times. Since 1976‚ the standard deviation of per capita incomes at the state level has actually risen‚ as some higher-income states have seen their income levels rise relative to the median of the states. A better understanding of the sources of these relative growth performances should
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Fama-Macbeth (1973) CAPM test on size and value effects. The average return and standard deviations are shown in Table I: Table I: Average returns and standard deviations of the 25 portfolios‚ from 07/1926 to 09/2012. There are a total of 1035 observations. | Portfolios | 1(Low) | 2 | 3 | 4 | 5 (High) | 6(Low) | 7 | 8 | 9 | 10(High) | Mean Return | 0.73 | 1.09 | 1.30 | 1.45 | 1.67 | 0.87 | 1.23 | 1.31 | 1.36 | 1.47 | Standard dev. | 12.19 | 10.54 | 9.19 | 8.61 | 9.54 | 7.96 | 7.85 | 7.32 | 7.59 |
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household size data is 3.42 and the standard deviation is 1.739. According to the histogram the data is mostly skewed to the right. The Years data shows that most customers that were sampled have lived at their current location for more than ten years. There is a high concentration of customers located within the 10-18 year range and since both 14 and 18 had the most single occurrences of 5 apiece both of these are used as the mode. The standard deviation for this data is 5.086. The
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AP Statistics Quarter 1 Final (Chapters 1-5) Chapter 1 Sections 1.1 and 1.2 I. Observation vs. Experiment A. Observational study: Record data on individuals without attempting to influence the responses. We typically cannot prove anything this way. B. Experimental study: Deliberately impose a treatment on individuals and record their responses. Influential factors can be controlled. C. Confounding 1. Two variables (explanatory variables or lurking variables) are confounded when their effects
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LEAD 6341 Research Methods and Statistics Midterm Exam Part II: Conceptual Problems (Open Book) Spring‚ 2013 1) Very briefly discuss the history of ethical problems in research in the US. Describe how current research policies and practices reduce the likelihood of ethical problems arising from research today. The Tuskegee study is an example of ethical problem in research in the US. The black subjects were promised medical care‚ meals‚ and burial insurance for their participation in
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SURVEY ON CUSTOMER SATISFACTION AND INTRODUCTION OF NEW VENTURES F Through QUALTRICS ONL PROJECT UNDERTAKEN BY 1. Kindly mention the name of the organization you are working with. Text Response TATA CAPITAL Munish Taneja‚ GE Capital Shriram Tata Capital Financial Services Ltd TATA CAPITAL FINANCIAL SERVICES LIMITED Tata Capital Financial Services Ltd Reliance Capital Ltd BAJAJ FINANCE LTD Reliance Capital Limited ZENITH CREDIT LIMITED Reliance Capital Ltd tata motors finance
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