Go to https://www.federalreserve.gov/datadownload/Choose.aspx?rel=H15 and download the file Treasury Constant Maturities [csv, All Observations, 787.3 KB ].? It contains the series H15 on interest rates. Save it as an EXCEL file. Retain the Beginning-of -Month (BOM) data for the column Titled Market yield on U.S. Treasury securities at 1 -year constant maturity, quoted on investment basis. If BOM data is not available then use data from the last available date of previous month

a.Plot the time series of interest rates on a chart. Mark the axes and label and title your chart.

b.What is the mean and volatility of Interest Rates over the entire period?

c.Plot the time series of changes in interest rates on a chart. Mark the axes and label and title your chart.

d. What is the mean and volatility of changes in Interest Rates over the entire period?