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Why does seasonal or cyclical variations matter in estimation models?
What is time series model and why is used?
Business Economics, Economics
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A researcher conducted a one-sample z -test with alpha set to 0.05, and calculated a test statistic of 1.99. The null hypothesis was H 0 : μ = 500 and the critical values were +1.96 and -1.96. Which is the most appropr ...
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Determine the sample size n needed to construct a 99?% confidence interval to estimate the population mean when σ=24 and the margin of error equals 9.
How can governance failures such as that of Enron which resulted in major global turmoil be avoided
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One study, based on responses from 1, 013 randomly selected teenagers, concluded that 43% of teenagers cite grades that their greatest source of pressure. Use a 0.05 significance level to test the claim that fewer than h ...
In an inquiry into the nature and causes of the wealth of nations, Adam Smith listed three reasons for productivity to increase with specialization. What are these three reasons?
Assume P = 65 - 2Q. The cost per additional unit (MC) is zero for the first five units, and then $5 per unit after that. There are fixed costs of $50. Once the optimal level of output is determined, how much profit does ...
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Why might a bank avoid the use of interest rate swaps, even when the institution is exposed to significant interest rate
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Compute the present value of an annuity of $ 880 per year for 16 years, given a discount rate of 6 percent per annum. As
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