4. It has been projected by UNDP that the population of Wakanda will increase by 0.8%for each of the next quarters for 5 years. If Wakanda registered a population of 25,000in the second quarter of 2023 (base period):a. What is the expected population in Wakanda after the third quarter in 2025?b. What is the expected population in Wakanda after the first quarter in 2030?

Answered: Image /qna-images/answer/948a1a65-e730-4221-950f-a4860f6f100a.jpg

Answered: 4. It has been projected by UNDP that…

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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You are an active investor in the securities market and you have established an investmentportfolio of two stock A and B five years ago.Required:a) If your portfolio has provided you with returns of 9.7%, -6.2%, 12.1%, 11.5% and 13.3%over the past five years, respectively. Calculate the geometric average return of theportfolio for this period?b) Assume that expected return of the stock A in your portfolio is 14.6%. The risk premiumon the stocks of the same industry are 5.8%, the risk-free rate of return is 5.9% and theinflation rate was 2.7. Calculate beta of this stock using Capital Asset Pricing Model(CAPM) c) Assume that you bought 200 stock B in your portfolio for total investment of $1200, nowthe market price of the stock is $75, the dividend paid for this stock is $2 each year. Howmuch is the capital gain of this stock?d) Assume that the following data available for the portfolio, calculate the expected return,variance and standard deviation of the portfolio given stock A…
d. Suppose we wish to find the middle 50% of the problem-solving times. What are the end points of these two times? (Do not round your intermediate calculations. Round your answers to 3 decimal places.)
What is the present value of an amount of ¢100 is deposited in an account at the start of the every year for a 6years period at an effective rate of 5% per annum, if the first deposits is made one year from now.
Consider the monthly unit sales for 2019, the company's full year 2020 forecast, and year-to-date monthly unit sales for 2020. 2020 Company Forecast 2020 YTD 2019 Month Actual Actual Jan 104 101 100 Feb 92 93 103 Mar 105 109 101 Apr 90 101 103 May 95 95 100 Jun 97 99 106 Jul 99 100 102 Aug 101 98 100 Sep 104 106 108 Oct 98 101 101 Nov 91 95 Dec 94 95 You have been asked to revise the 2020 forecast for November. What has the mean absolute deviation been for the first ten months of 2020? Answer with one decimal point. What has the bias been for the first ten months of 2020? Answer with one decimal point. What is your forecast for November, 2020, using the Naive method? Answer as an integer.| What is the forecast for November, 2020 using a three month moving average? Answer as an Integer. What is the forecast for November, 2020 using a weighted average with welghts of 20%, 30% and 50% for August, September and October, respectively? Answer as an integer.
1. Which of the following is an example of time series problem? a. Estimating number of covid 19 patients in next 6 months. b. Estimating the total sales in next 3 years of an insurance company. c. Estimating your CGPA for Summer 2021. a) Only a b) Only b c) Only a & b d) All 3 of them 2. Which of the following can't be a component for a time series plot? a) Seasonality b) Trend c) Cyclical d) None of the above 3. If the demand is 100 during October 2016, 200 in November 2016, 300 in December 2016, 400 in January 2017. What is the 3-month simple moving average for February 2017? a) 300 b) 350 c) 400 d) Need more information 4. A regression equation for weight (y variable) and height (x variable) for 55 college students gave an error sum of squares (SSE) of 10.7 and a total sum of squares (SSTO) of 85.2. The proportion of variation explained by x, R³, is a) 11.2% b) 87.4% c) 88.6% d) None of the above
9 During this pandemic, a company sometimes suspends payments dividend. Suppose after a dividend is paid, the chance of the next dividend to be paid is 0.9% while after the dividend is deferred, the next dividend opportunity will be deferred by 0.6%. In the long run, how much of the dividend will be paid?
3
In the theory of time series, earthquakes can be considered as a. Seasonal Variation b. Cyclical Variation c. Irregular Variations d. Secular Trend
Compute the following correct to the nearest whole number:a. If 6 out of 10 patients admitted to the hospital are discharged in 3 days or less, how many out of 12,689 recorded admissions exceeded a stay of 3 days? b. A hospital discharged 2,895 patients in January. If 3% developed a hospital-based infection, how many were affected? c. A hospital reported 14,444 discharges during the past year. If 35% of these patients were seen in consultation, how many of the discharged patients were seen by a consultant?
11) The following data are US exports to Mexico. Complete the missing values. YOU WILL NEED TO USE THE REGRESSION RESULTS BELOW TO HELP COMPLETE THE TABLE ABOVE. a) Fill in the table. b) Note that the Adjusted Seasonal Index for March is 112.7. What does this number mean? To estimate the Trend, a regression of the Seasonally Adjusted Series on a trend yielded the following results. c) What is your forecast of US Exports to Mexico for March 2005 (which would be the 50th observation)?
4

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