Can you manually use regression analysis to forecast sales for quarter 1 2020 Tutorial - time series regression analysisQuestion 4: Consider the following historical salesUse regression analysis to forecast sales for Quarter 1 2020YearQuarterSales201713582317340242992018134023033387430520191360234633964342

Given the historical sales data as Year Quarter Sales 2017 1 358 2 317 3 402 4 299 2018…

Answered: Tutorial – time series regression…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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A mobile phone distributor company has recently entered the phone assembling business. They want to study the sales trends in a certain area. From their past record of the distribution business, they know the volume of their annual sales in the Saddar area of Karachi city depends on the total income of all the earners in the area. The sales figures for past 10 years are shown in the following table. If the total income of all earners in Saddar is PKR 20 billion, what would be the predicted value of the company sales? Company's Sales (Billion rupees) Total Income in Saddar Area (Billion rupees) 11 0.7 15 1.1 16 0.4 13 0.9 18 1.0 21 1.2 22 1.5
Suppose sales for the past 6 months have been84, 81, 95, 87, 114, and 112 What is the 3-month moving average for the 4th period? (please round your answer to 1 decimal place)
An industry analyst fits a linear trend model to 2 years of monthly observations measuring the volume of retail sales (in millions of dollars) of passenger cars in the United States. The trend variable equals 1 in January 2017. Below is the equation and some supplementary info Y hat = 20.020 + 0.2093 t Se = 1.061 R2 = .6703 DW = 1.533 Estimate the number of passenger cars that will be sold in January of 2019.
What is interest?
Find an example of regression that lead to an important discovery. Be sure to give proper attribution or credit to the source. Discuss how and why it lead to a discovery in at least 6 sentences.
What is the formula for calculating growth rate?
Suppose that a firm's sales were $3,750,000 five years ago and are $5,250,000 today. What was the geometric mean growth rate in sales over the past five years?
Suppose the following estimated regression equation was determined to predict salary based on years of experience. Estimated Salary = 29,136.63 +2257.51(Years of Experience) What is the estimated salary for an employee with 24 years of experience? Answer Keypad Keyboard Shortcuts Tables
1) If a bank account compounds continuously, and money in the account doubles in 9 years, find the APR. Write APR as a percent. Have 4 decimal places in your answer.
If the population of Quokkas on Rottnest Island in 2007 was estimated at 9700 and in 2017 it was estimated 12500, by what percentage did the population increase over that period of time, rounded to 2 decimal places?
Please answer
An economist at Nedbank ran a study of the relationship between FTSE/JSE All Shares index return (JALSH) and consumer price index (CPI) from 2006 to 2017, the data collected is shown in the Table 1 below. FTSE/JSE All Shares index return (JALSH) and consumer price index (CPI) from 2006 to 2017. Year JALSH (Y) CPI (X) 2006 0.41 4.7 2007 0.19 7.1 2008 -0.23 11.5 2009 0.32 7.1 2010 0.19 4.3 2011 0.03 5.0 2012 0.27 5.6 2013 0.21 5.7 2014 0.11 6.1 2015 0.05 4.6 2016 0.00 6.4 2017 0.21 5.3 The estimated regression…

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Tutorial – time series regression analysis Question 4: Consider the following historical sales Use regression analysis to forecast sales for Quarter 1 2020 Year Quarter Sales 2017 1 358 2 317 402 4 299 2018 1 340 2 303 387 4 305 2019 1 360 346 396 4 342