Forecast this with the use of R and utilizing any of Exponential Smoothing Using R, Holt's TrendCorrected Exponential Smoothing Using R, and Holt's Winters Method Using R.362381317297399402375349386328389343276334394334384314344337345362314365

In this problem, we have a dataset consisting of a time series of observations. The task is to…

Answered: Forecast this with the use of R and…

Linear Algebra: A Modern Introduction

4th Edition

ISBN:9781285463247

Author:David Poole

Publisher:David Poole

Chapter7: Distance And Approximation

Section7.3: Least Squares Approximation

Problem 35EQ

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Table 6 shows the year and the number ofpeople unemployed in a particular city for several years. Determine whether the trend appears linear. If so, and assuming the trend continues, in what year will the number of unemployed reach 5 people?
The US. import of wine (in hectoliters) for several years is given in Table 5. Determine whether the trend appearslinear. Ifso, and assuming the trend continues, in what year will imports exceed 12,000 hectoliters?
Respiratory Rate Researchers have found that the 95 th percentile the value at which 95% of the data are at or below for respiratory rates in breath per minute during the first 3 years of infancy are given by y=101.82411-0.0125995x+0.00013401x2 for awake infants and y=101.72858-0.0139928x+0.00017646x2 for sleeping infants, where x is the age in months. Source: Pediatrics. a. What is the domain for each function? b. For each respiratory rate, is the rate decreasing or increasing over the first 3 years of life? Hint: Is the graph of the quadratic in the exponent opening upward or downward? Where is the vertex? c. Verify your answer to part b using a graphing calculator. d. For a 1- year-old infant in the 95 th percentile, how much higher is the walking respiratory rate then the sleeping respiratory rate? e. f.
Life Expectancy The following table shows the average life expectancy, in years, of a child born in the given year42 Life expectancy 2005 77.6 2007 78.1 2009 78.5 2011 78.7 2013 78.8 a. Find the equation of the regression line, and explain the meaning of its slope. b. Plot the data points and the regression line. c. Explain in practical terms the meaning of the slope of the regression line. d. Based on the trend of the regression line, what do you predict as the life expectancy of a child born in 2019? e. Based on the trend of the regression line, what do you predict as the life expectancy of a child born in 1580?2300
U.S. Civilian Labor Force (thousands)Year Labor Force Year Labor Force2007 173,966 2012 175,6762008 174,703 2013 175,1992009 173,159 2014 176,2862010 173,698 2015 178,0052011 174,043 2016 179,688 Make forecasts using the following fitted trend models for years 2017-2019. t Linear Quadratic Exponential 111213
a)Given the data 63, 64, 66, 67, 67, 69, 71, 72 are the units of actual sales of TV in the last eight periods. Find the forecast for the ninth period using simple exponential smoothing.Use α = 0.3 and initial forecast using simple average of last eight months. b)The sales of a company (in million dollars) for each year are shown in the table below. Find the linear sales trend line.x (year) 2005 2006 2007 2008 2009y (sales) 12 19 29 37 45 plz i need these answers within 4 hrs i need to submit them do the questions manually without using excel or minitab
Ten weeks of data on the Commodity Futures Index are 7.35, 7.40, 7.55, 7.56, 7.60, 7.52, 7.52, 7.70, 7.62, and 7.55. Use trial and error to find a value of the exponential smoothing coefficient a results in a relatively small MSE.

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Forecast this with the use of R and utilizing any of Exponential Smoothing Using R, Holt's Trend Corrected Exponential Smoothing Using R, and Holt's Winters Method Using R. Y 362 381 317 297 399 402 375 349 386 328 389 343 276 334 394 334 384 314 344 337 345 362 314 365