Compute the price indices from 2010 to 2019 by taking 2019 as the base year. Compare the price of 2014 and 2017. What is the percentage (%) change in the production from 2016 to 2019?

MATLAB: An Introduction with Applications
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The following table shows the average monthly production of coal in tonnes for the year 2010-2019.

Year

Production (in tonnes)

Year

Production (in tonnes)

2010

50.0

2015

38.1

2011

36.5

2016

32.6

2012

43.0

2017

41.7

2013

44.5

2018

41.1

2014

38.9

2019

33.8

 

  1. Compute the price indices from 2010 to 2019 by taking 2019 as the base year.
  2. Compare the price of 2014 and 2017.
  3. What is the percentage (%) change in the production from 2016 to 2019?
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