Page 209 - Microsoft Word - 00 BA3 IW Prelims STUDENT.docx

Answers to questions

Chapter 9

Question 1

Basic index calculation

Express the following data with 2012 as the base year.

Year 2012 2013 2014 2015 2016

Value 153 168 177 181 184

2012 = 153/153 × 100 = 100

2013 = 168/153 × 100 = 109.8

2014 = 177/153 × 100 = 115.7

2015 = 181/153 × 100 = 118.3

2016 = 184/153 × 100 = 120.3

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