Exampie 5. Calculate 5-yearly and 7-yearly moving average of the data given below to obtaintrend values.Year234578.910Annual Fig.11010478105109120115110114122

Answered: Image /qna-images/answer/1f9cf244-353c-4cb8-94be-45120c7ff9c7.jpg

Answered: Example 5. Calculate 5-yearly and…

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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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.
Given the following data, calculate the three-month moving average forecasts formonths 4, 5, 6, and 7
4
QUESTION 4 Which of the following best describes the trend of the graph? Scatterplot of Live Births per 1000 Women vs Age of Mother 120 Live Births per 1000 Women 100 80 60 40 20 0 10 15 20 25 30 35 Age of Mother (in years) There is a positive linear trend. O There is a negative linear trend. There is no linear trend. 40 45
Q. 16. step by stepsolutiomn please Scatter plots and Equations of Lines, Writing an Equation for a trend line Which graph shows the best trend line for the following data Practice (weeks) 6 8 10 12 14 16 18 Score 15.5 21.5 26.5 34 33 37 41
Consider the following data: Month Profit ($) Answer Monthly Profit of an Auto Repair Shop Jan-14 Feb-14 Mar-14 Apr-14 May-14 Jun-14 Jul-14 Aug-14 Sep-14 15,608 15,758 14,555 16,612 18,263 17,160 19,147 18,413 20,194 Step 2 of 4: Determine the three-period weighted moving average for the next time period with weights of 3 (most recent), 2 (second latest time period), and 1 (oldest time period). If necessary, round your answer to one decimal place. Keypad Keyboard Shortcuts Tables
Calculate the coefficient of correlation between price and the supply of a commodity for the data given below. 11 12 13 14 15 16 17 18 19 20 21 22 Price Supply (kgs) 25 24 24 24 21 18 15 20 21 30 29 29
The following time series shows the sales of supermarket chain over the last six months. Month Sales ($ 000) August 2021 250 Sep 2021 280 Oct 2021 295 Nov 2021 320 Dec 2021 380 Jan 2022 360 Develop a linear trend equation that can be used to forecast sales in Feb 2022. Forecast the sales in Feb 2021 using a three-period weighted moving average designed with the following weights: Nov 2021 weight 0.6, Dec 2021 weight 0.3 and Jan 2022 weight 0.1. Which method (A or B) is the best? Explain why.
Do all Please calculate: Parameters a and b Correlation coefficient Determination coefficient Write correlation equation Visualise data in Scatter chart Provide explanation of results Year Sales, MEUR (Yi) Employees with higher education (Xi) 2010 70 10 2011 90 12 2012 100 15 2013 80 13 2014 110 17 2015 120 20 2016 150 25 2017 200 25 2018 200 25
a. Obtain the linear trend equation for the following data on new checking accounts at Fair Savings Bank and use it to predict expected new checking accounts for periods 16 through 19. (Round your intermediate calculations and final answers to 2 deci places.) Period New Accounts Period, New Accounts Period New Accounts 1 2 3 4 Y Y16 Y17 Y18 Y19 200 214 211 220 235 6 7 8 9 10 237 248 250 258 267 11 12 13 14 15 281 275 287 288 316
Which best describes the slope of the trendline pictured?

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Example 5. Calculate 5-yearly and 7-yearly moving average of the data given below to obtain trend values. Year 2 3 4 5 7 8. 10 Annual Fig. 110 104 78 105 109 120 115 110 114 122