One of the largest single influences on the level of interest rates is inflation. There are a number of sites that report inflation over time. Go to
and review the data available. Note that the last columns report various averages. Move these data into an Excel spreadsheet using the method in Chapter 1. What has the average rate of inflation been since 1950, 1960, 1970, 1980, and 1990? What year had the lowest level of inflation? What year had the highest level of inflation?
I attached the method in Chapter 1.
What year had the highest level of inflation?