Answered: The following table contains sales…

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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Question

The following table contains sales totals for four computer vendors. It shows the last five years computer sales for the four vendors. Data are in millions of computers.
Sales (Millions computers)

Vendor	Year 1	Year 2	Year 3	Year 4	Year 5
Dalla	8.05	8.55	9.26	7.25	8.87
Gorenda	8.95	9.33	8.29	6.33	8.44
Aspas	5.69	6.29	6.47	6.17	7.36
Daga	2.53	2.64	2.80	4.67	5.79

Your Tasks:
a) Construct a clustered chart showing computers sold by computer vendor using the year 1 through 5 data. Represent the years of sales along the horizontal axis, and cluster the sales amounts for
the four vendors in each year. Which company is the leading seller in each year?
b) Construct a line chart for the time series data for years 1 through 5 showing the number of
computer sold by each vendor. Show the time series for all four vendors on the same graph.

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