Answers Possibly for week 1 Quiz in BUS 308 The correct answer for each question is indicated by a . | ------------------------------------------------- Top of Form | 1 CORRECT | | A random sample is selected so that on each selection from the population every unit remaining in the population has an equal chance of being chosen. | | | A) | True | | | B) | False | | | | | | | | 2 INCORRECT | | Any characteristic of a population unit is called a(n): | | |
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days. Some of the most common include the standard deviation, Beta, Alpha and the sharp ratio. Using the correlation and covariance can also be useful when it come to diversifying a portfolio and reducing risk. Another thing that should be considered is the number of securities within the portfolio because this has a large impact on diversifiable risk. 1)Risk measures -Why is it important to consider different risk measures? Although standard deviation may be one of the most common and
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Apple Inc (AAPL) is an American company that manufactures and designs mobile phones, tablets, personal computers, and media devices. The company, based out of Cupertino, CA, has a credit rating of AA+ by Standard & Poor’s while Moody’s gives them an equivalent rating of Aa1. The credit rating agencies argue that Apple wasn’t worth a better rating (AAA) because of the high risks that any technology company is exposed to. Technology is always evolving making products obsolete. However, Microsoft
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Hypothesis Testing Statistical Method Karl Phillip R. Alcarde MBA University of Negros Occidental-Recoletos DEFINITION DEFINITION Hypothesis testing or significance testing is a method for testing a claim or hypothesis about a parameter in a population, using data measured in a sample. In this method, we test some hypothesis by determining the likelihood that a sample statistic could have been selected, if the hypothesis regarding the population parameter were true. Hypothesis testing
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Cultural Clash: An American in China This past summer I had the opportunity to do an accounting internship in Beijing, China. I was really excited to go overseas to a country that is a big economic leader and has many ancient and cultural sites to visit. I had gotten my visa and passport, and was told that staff members of my internship program will pick me up at the airport in Beijing. In my mind, everything was going accordingly. Unfortunately, my flight from Chicago had a two-hour delay and
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HONORS STATISTICS CH1 In an observational study, researchers simply observe characteristics and take measurements, as in a sample survey. In a designed experiment, researchers impose treatments and controls and then observe characteristics and take measurements. Data from a sample of citizens of a certain country yielded the following estimates of average TV viewing time per month for all the citizens. Answer: Inferential, because the statistics are used to make inference about the
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populations. You may encounter the word treatment. Treatment is a cause or specific source of variation in a set of data. Here are the assumptions: 1. the three or more population of interest are normally distributed. 2. These pop have equal standard deviation [pic]. 3. The sample we select from each of the population are random and independent. Test: F ratio of two variance F = Estimated pop variance based on variation bet the sample means Estimated pop
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Introduction Debt watcher Moody’s Investors Service is now reviewing for upgrade the local and foreign currency deposit ratings of four Philippine banks after announcing the same decision on the country’s credit rating. These banks are the Sy-led Banco de Oro Unibank (BDO), Ayala-led Bank of the Philippine Island (BPI), government financial institution Land Bank of the Philippines (Landbank) and Ty-led Metropolitan Bank & Trust Company (Metrobank). These banks local and foreign currency deposits
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Monte Carlo simulations and option pricing by Bingqian Lu Undergraduate Mathematics Department Pennsylvania State University University Park, PA 16802 Project Supervisor: Professor Anna Mazzucato July, 2011 Abstract Monte Carlo simulation is a legitimate and widely used technique for dealing with uncertainty in many aspects of business operations. The purpose of this report is to explore the application of this technique to the stock volality and to test its accuracy by comparing the result
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Name: Bianca 1. In the following situation identify the implied population. A recent report on the weekly news presented the findings of a study on the effectiveness of Onglyza, along with diet and exercise, for treating diabetes. * The implied population would be people who have diabetes. Even though you could take into consideration that the implied population could be the individuals that watch the weekly news, it is intended for the information to be passed on to individuals who
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