Example 3: Using three-year moving averages, determine the trend.ProductionProductionYearYear(1000 tonnes)(1000 tonnes)199021199522199122199625199223199726199325199827199424199926

Answered: Image /qna-images/answer/b0e013eb-05a3-41a2-802e-e501b464d8e3.jpg

Answered: Example 3: Using three-year moving…

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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(b) The yearly data have been published showing the number of releases for each commercial movie studios and the gross receipts for those studios. Based on the data shown in Table 4, can it be concluded that there is a linear relationship between the number of releases and the gross receipts? Table 4 Number of releases and gross receipts for a sample of the commercial movie studios No. of releases 361 270 306 22 35 10 8 12 21 Gross receipts 3844 | 1962| 1371 1064 334 241 | 188 154 125 (million $)
Monday Tuesday Wednesday Thursday Friday Week 1 55 40 33 20 70 Week 2 60 48 50 36 63 Week 3 58 44 38 50 72 Week 4 80 40 40 30 64 Instructions: The table above, which shows income (in thousands of dollars) from sales of a particular product over a four week period. Determine the seasonal variation each of the week Hence calculate the average seasonal variation for each day of the week Plot the graph of the original data and then add the trend line obtained using the moving averages Comment briefly on the trend observed on the graph and calculate the sales figure that is likely to be achieved for the next Monday using the trend line
Use the information below to answer Question 5 and Question 6. The table below shows the sales (in packets) of a commodity at a supermarket over a three-year period, together with appropriate totals and values of a four - point moving average. Centred Sales Four-quarter totals moving average values Year Quarter (number of packets) Centred totals 2005 57 II 64 248 II 68 494 61.75 IV 59 491 61.375 245 2006 55 490 61.25 245 II 63 487 60.875 242 II 68 60.375 241 IV 56 481 60.125 240 2007 54 479 59.875 239 II 62 475 y 236 II 67 IV 53 Find the value of w. A. 127 В. 246.5 С. 242 D. 246
na 08 08 25. Calculate the coefficient of correlation using the method of concurrent deviation bětween supply and demand of an item for a period of 10 years as given below : 2012 Year 2010 2011 2013 2014 2015 2016 2017 Supply 125 160 164 174 155 175 Demand 115 125 192 190 165 174 124 127 152 169
The following is the data of the production of corona vaccine (Pfizer) for last few months. Using the moving average of 5 months determine the trend of production of corona vaccine. Month February March April Мay June July Production (units) 400 600 500 600 700 600 O a. 560 and 600 O b. 450 and 550 O C. 500 and 600 O d. 500 and 560
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Please help with the corrected answers in details: The following time series shows the sales of a particular product over the past 12 months. Month Sales 1 105 2 135 3 120 4 105 5 90 6 120 7 145 8 140 9 100 10 80 11 100 12 110 What type of pattern exists in the data? The data appear to follow a trend pattern. The data appear to follow a horizontal pattern. The data appear to follow a cyclical pattern.The data appear to follow a seasonal pattern. (b) Use ? = 0.2 to compute the exponential smoothing values for the time series. (Round your answers to two decimal places.) Month t Time Series Value Yt Forecast Ft 1 105 2 135 3 120 4 105 5 90 6 120 7 145 8 140 9 100 10 80 11 100 12 110 (c) Use a smoothing constant of ? = 0.4 to compute the exponential smoothing forecasts. (Round your answers to two decimal places.) Month t Time Series Value Yt Forecast Ft 1 105 2 135…
Following shows the numbers of Amazon Prime members in the millions, each quarter from 2016 to 2021. Quarter 2016 2017 2018 2019 2020 2021 1 26 36 48 62 81 98 2 27 37 50 65 83 103 3 29 40 53 69 86 109 4 33 44 57 74 93 117 Construct a line chart using the data. Describe the relationship between the time and number of subscribers.
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Data collected on the yearly demand for 50-pound bags of fertilizer at Wallace Garden Supply are shown in the following table. Develop a 3-year moving average to forecast sales for year 12. Year Demand (Bags) 4. 6. 10 6 8 7 8 8 12 10 14 11 15 O A. 14.00 O B. 11.79 OC. 14.87 O D. 13.67 Click to select your answer. tUs w MacBook Air 30 88 F4 * ES FI II F8 F9 F10 @ #: 2$ & * 6. 7 8 9. 0. Q R Y U P. S F %3D K C V M. alt command command option + * co
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Example 3: Using three-year moving averages, determine the trend. Production (1000 tonnes) Production (1000 tonnes) Year Year 1990 21 1995 22 1991 22 1996 25 1992 23 1997 26 1993 25 1998 27 1994 24 1999 26