Question 1 Stdev VAR Period 14% 0.0196 12 a) Check whether it can be asserted with 98% confidence that the underlying yearly real variance of the portfol Sigma^2= 440 Ho: sigma^2 = 440 H1: sigma^2 not = 440 Statistic 4.9 With 98% confidence Lower limit 3.05348411 Upper limit 24.7249703 With 98% confidence we cannot reject Ho since the statistic is inside the acceptance
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Wok Exercises: 1. List five elements commonly present in organic compounds. Carbon (C) Hydrogen (H) Oxygen (O) Nitrogen (N) Sulfur (S) 2. What are the common sources of organic compounds? Vegetable and animal sources including bacteria and viruses contain organic compounds. Petroleum (crude oil)‚ and coal are also sources of organic compounds. 3. What is observed when you blow your breath through limewater? A couple of breaths through limewater‚ it becomes hazy. After a couple more breaths‚
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7/6/13 Integrated Water Resources Management (IWRM) | International Decade for Action ’Water for Life’ 2005-2015 Integrated Water Resources Management (IWRM) Water is a key driver of economic and social development while it also has a basic function in maintaining the integrity of the natural environment. However water is only one of a number of vital natural resources and it is imperative that water issues are not considered in isolation. Managers‚ whether in the government or private sectors
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ORGANIC CHEMISTRY LAB I IR INTERPRETATION EXERCISE NAME ______________________________________________ ASSIGNMENT GRADE __________ Total points: 100 Assign one of the structures A – J presented on page 2 to each of the IR spectra provided (1 – 10). Base your assignment on one or more key frequencies‚ according to guidelines presented in the recitation notes and on p. A19–A31 of your textbook. Especially useful are p. A19 and A20. For each spectrum do the following: 1. Mark key absorption frequencies
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I. History and Background Galaxy chocolate is highly popular in United Kingdom and the Middle East as well as in Africa. The brand is also known as Dove in many parts of the world including the United States‚ People’s Republic of China‚ Germany‚ the Netherlands‚ Canada‚ Australia‚ France and Greece. However‚ the chocolate used in Dove products in the United States is different in taste from the chocolate used in Galaxy in the Kingdom. Galaxy and Dove chocolates were introduced in 1956. During that
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Inventory Exercises 1. At Dot Com‚ a large retailer of popular books‚ demand is constant at 32‚000 books per ear. The cost of placing an order to replenish stock is $10 and the annual cost of holding is $4 per book. Stock is received five working days after an order has been placed. No backordering is allowed. Assume 300 working days a year. a. What is Dot Com’s optimal order quantity (EOQ)? b. What is the optimal number of order per year? c. What is the optimal interval (in working days)
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study revealed no areas of stenosis of the coronary arterial system. The patient was given nitroclycerin sublingually p.r.n. chest pain and was given Procardia for his hypertension. His ECG normalized and on Tuesday he was subjected to a treadmill exercise test
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association (Sridharan‚ 2009). Considering all known factors‚ unknown factors in conjunction with the testing of three forecasting methods to determine the smallest error; the regression analysis was most feasible. After a thorough evaluation of the case‚ it is conclusive that the regression analysis predicts a long term increase in demand; therefore an investment to increase production should be implemented to meet this demand. BACKGROUND As stated earlier‚ the manufacturing of electric fan
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EXERCISE IN STATISTICS Below are hypothetical data. (1) Organize them in bivariate tables to answer the problems below. Determine the statistics to use for each. 1. Are sex and occupation associated? 2. Are age and income correlated? 3. Are educational attainment and sex associated? 4. Are civil status and occupation associated? 5. Are occupation and income related N>E> you may use data transformation (from interval data to nominal data) Respondent No. Age Sex Civil Status Educational attainment
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TVM Exercises Be sure to use the following format for your answers: TVM Table (X%‚ Xn) Pmt (factor) Answer 1. You invest $5‚000 at 6% compounded annually for 10 years. How much will you have at the end of year 10? FV Table (6%‚ 10n) $5‚000 (1.791) $8‚955 2. You need $200‚000 10 years from now and know of an investment that pays a 10% return. How much do you need to invest today to achieve your goal? PV Table (10%‚ 10n) $200‚000 (0.386) $77‚200 3. You are required to
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