Considere o processo Auto-Regressivo de 1ª ordem -AR(1) Consider the 1st order Auto-Regressive process -AR(1) u_t=pu_(t-1)+e_t Onde p=0.5 é uma constante e é uma variável aleatória de espetro branco e de variância igual a um. Frequentemente designa-se por inovação do período. Where p=0.5 is a constant and e_t is a random variable with a white spectrum and variance equal to one. It is often referred to as period t innovation. E(ε_t)=0,vt Var(e_t)=1 Cov(e_t,e_(t-1))=0,vt, s, #0 Calulate Cov(u_t,u_(t-3)) Resposta:
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- Why/how has Covid-19 led to global economic recession?Given the gellowing hypothetical data on ingut (x) amd tätal Physical Pro duct (TPP) oy xZ corperation. Input (x) Tatal Physical Prě du ct (TPP) Average Physi cal Product CAPP) Marginal Physical Pro du ct (MPP) 3 4 14 3.5 4 24 4 8. 32 4 4 10 38 3.8 3 12 42 3.5 2 14 44 3.14 1 44 2.75 18 42 2.33 -1 20 30 1.5 - 6Shown below are the tasks, times, and precedence requirements for the work required to assemble a copier machine. Production time per day = 480 minutes. Desired output per day = 40 units. TASK| TASK TIME, mins IMMEDIATE PREDECESSOR/S A 10 В 11 A 5 B 4 E 12 А F 3 С, D G 7 F H 11 E I 3 G, H ΣTt - 66 1. What's the cycle time for this production line? 2. What's the theoretical minimum number of workstations that should be set up? 3. List the paths for this problem. 4. Draw the precedence diagram for this problem. 5. How many workstations should be set up in this production line? 6. Which tasks should be performed in each workstation? 7. Draw the diagram of the production line. 8. Calculate the efficiency of the production line. Note: You may use either clustering or heuristics in assigning tasks to workstations
- 16.10 Consider the ADL model Y, = 3.1 + 0.4Y,_, + 2.0X, – 0.8X,-1 + ũ,, where no bauol Bto X, is strictly exogenous. MeU oln onf t-1 nce of the a. Derive the impact effect of X on Y. b. Derive the first five dynamic multipliers. bns une fame Sc. Derive the first five cumulative multipliers. Show that Esplain a0 g d. Derive the long-run cumulative dynamic multiplier.Households across a nation face a reduction in wealth. As a result, savings will increase dispos able decrease not change and disposable income will increasedisposabledecreasenot change. This will lead to a/an increasedisposabledecreasenot change in supply of loanable funds. Therefore the equilibruim level of investment willSolve this ques quickly...needed urgently...
- X BTLM 3306 Final E eduoasis.mcbs.edu.om/mod/quiz/attempt.php?attempt و يسوي مراجع 2 الاستعانة بمصادر خ. . . Modern College o. A Google dazi Google daz ic Calendar My MCBS Library English (en) - Assuming that the road sector has four large suppliers namely; Dhofar Logistic, Salalah Logistic, Sohar Logistics and Nizwa Logistics. These represent which type of market structures? A. Monopoly market В. Imperfect competition C. Oligopoly market D. Perfect market BTLM 3306 Final E. TChat | Microsoft T 40 144 24 4. 3. % 5 01 & 08. 7\ V.Session 2 Questions 44 and 45 are open-response questions. ws BE SURE TO ANSWERAND LABEL ALL PARTS OF EACH QUESTION. Show all your work (diagrams, tables, or computations) in your Student Answer Booklet. If you do the work in your bhead, explain in writing how you did the work. Write your answer to question 44 in the space provided in vour Student Answer Booklet. The graph below shows the birth rate and the death rate of a mouse population ovet a three-year period. The immigration rate and the emigration rate of the population are equal. 44 Birth Rate and Death Rate of a Mouse Population Year 3 Year 2 Year 1 Time Key Death rate Birth rate a. Describe what happens to the size of the population for each year shown on the graph. Explain your answers. b. Identify three factors that could affect the death rate of the mouse population, and explain why each factor affects the death rate. 100 rient. Birth and Death RatesHospitality Hotels forecasts monthly labor needs.(a) Given the following monthly labor fi gures, make a forecastfor June using a three-period moving average and a fi veperiod moving average. Month Actual ValuesJanuary 32February 41March 38April 39May 43 (b) What would be the forecast for June using the naïvemethod?(c) If the actual labor fi gure for June turns out to be 41, whatwould be the forecast for July using each of these models?(d) Compare the accuracy of these models using the meanabsolute deviation (MAD).(e) Compare the accuracy of these models using the meansquared error (MSE).
- Shunda is a calculator assembly company, purchase a full set of the calculator parts, assembled into a calculator to sell in the market. In recent years, the price of the calculator has remained steady at 60 yuan/units, the basic data of the input and output of shunda in 2013are listed in the table below: Hourly wage is 6 yuan per hour, price of parts is 25 yuan per set, power consumption is paid by 0.6 yuan per watt, the extract depreciation of equipment is 3 yuan per hour, and Shunda spends fixed costs 10000 yuan per month to pay all of the regular fee According to the above data, is it possible to estimate the production function and cost function (TC, TVC, AC and AVC)?MN.42.What is br in this equation