Problems
7. Suppose you want to create a price index for the price of a
particular physics textbook over 10 years in your university
bookstore. The price of the book on September 1 of each year is
as follows:Year Price ($) Year Price ($)2009 85 2015
2010 87 2016
2011 94 2017
2012 104 2018
2013 110 2019
2014 112
a. The base year is 2009. Construct a physics textbook price
index.