States)‚ a smaller sample is taken using a random sampling technique. Slovin’s formula allows a researcher to sample the population with a desired degree of accuracy. It gives the researcher an idea of how large his sample size needs to be to ensure a reasonable accuracy of results. * When to Use Slovin’s Formula * If a sample is taken from a population‚ a formula must be used to take into account confidence levels and margins of error. When taking statistical samples‚ sometimes a lot is
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gather information quickly‚ conveniently‚ and at times‚ economical. Sampling is based on two primary premises: one‚ there is enough similarity among the elements‚ and two the elements of a sample underestimate and overestimate the population value. It’s also good to conduct sampling for your company by gathering samples in the now and being able to use that information for a later use. Non-probability sampling is a process that is widely used by many companies because of it low cost and it also has so
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Thank you for your great postings sharing your opinions with others. Many of you already have commented to these issues‚ but I would like to recap once more for your own organization and study aid. 1. What are several red flags that E&Y either was or should have been aware of in the audit of HealthSouth? E&Y was aware that there was an undue emphasis on analysts’ reaction to quarterly profits. They were also aware of the centralized power exerted by Scrushy. Other red flags included the high turnover
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study the buying habits of shoppers at a national chain store (e.g. Sears). Suppose there are 150 stores around the country. (a) Describe the population of interest. (b) Describe in short a realistic sampling procedure for obtaining a representative sample in this problem‚ and give a name of the procedure. (c) Are the target population and sampled population the same? Explain some related problems. (d) Give two variable of interest related to element of the population (one quantitative‚ the other qualitative)
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AP® EUROPEAN HISTORY 2009 SCORING GUIDELINES Question 6 Analyze the various ways in which the Thirty Years’ War (1618–1648) represented a turning point in European history. 9–8 Points • Thesis is explicit and fully responds to the question. o Refers to three significant results of the Thirty Years’ War representing a turning point. • Organization is clear and effectively supports the argument. o Body paragraphs go on to develop the various results of the Thirty Years’ War as alluded to in the thesis
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way considered to be unfair. • Convenience sampling involves the sample being drawn from that part of the population which is close to hand • Ethics are moral principles that govern a person’s behaviour or the conducting of an activity The sampling method used will be convenience because it will be easier to hand out my questionnaires. I will be surveying a combination of male/females spread out among 20 questionnaires as my sample size and my target audience will be teenagers as suggested in the
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households with guns. Describe why this is a cluster sample. What is the psu? The ssu? Is it a one-stage or two-stage cluster sample? How would you estimate the percentage of households with guns‚ and the standard error of your estimate? What is the sampling population for this study? Do you think this sampling procedure results in a representative sample of households with children? Why‚ or why not? Solution: This is a cluster sample because all the elements within the clusters are selected
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TOPIC : MICROCREDIT REPAYMENT IN MALAYSIA 1.0 Hypotheses 1. To investigate whether gender of borrower influence microcredit repayment. Hypothesis 1 Ho: Gender of borrower does not influenced microcredit repayment. H1: Gender of borrower does influence microcredit repayment. 2. To investigate whether types of business activities influence microcredit repayment. Hypothesis 2 Ho: Types of business activities does not influenced microcredit repayment. H1: Types of business activities does
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questions. The interviewer forms questions as and when required. The structure of the interview is flexible. Q3. A study of different sampling methods is necessary because precision‚ accuracy‚ and efficiency of the sample results depend on the method employed for selecting the sample. Explain the different types of Probability and Non-Probability sampling designs.
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substantive test of details during an audit‚ the auditor determined that the sample results supported the conclusion that the recorded account balance was materially misstated. It was‚ in fact‚ not materially misstated. The situation illustrates the risk of A. Incorrect rejection. B. Incorrect acceptance. C. Assessing control risk too high. D. Assessing control risk too low. 3. A number of factors influence the sample size for a substantive test of details of an account balance. All other factors
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