Answered: Please use RStudio you have to use R…

Computer Networking: A Top-Down Approach (7th Edition)

7th Edition

ISBN:9780133594140

Author:James Kurose, Keith Ross

Publisher:James Kurose, Keith Ross

Chapter1: Computer Networks And The Internet

Section: Chapter Questions

Problem R1RQ: What is the difference between a host and an end system? List several different types of end...

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Question

Please use RStudio

you have to use R and which is on RStudio

I hope you won't say no data given. you just have to load the data from the library(fpp3) and run the code given on question 1. a. to import necessary data from the fpp3 library.

1. Import and format data
a. Use code below to import data

library(fpp3)
ar <- aus_retail %>%
filter(State == "Northern Territory", Industry == "Clothing, footwear and personal accessory retailing")

b. Visualize the data using autoplot: autoplot(ar, Turnover). Is the variance constant.
Visualize with a log transform (autoplot(ar, log(Turnover)). Does this
transformation make the variance more uniform?
c. Split the dataset into a train and test set to compare across forecasting methods
i. Training set is data before 2018
ii. Test set is 2018 data

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