You are to calculate the mean and standard deviation for therate of returns for IBM and GE. Use monthly values for the periodAugust 1, 2007 through August 1, 2018

Q10.You are to calculate the mean and standard deviation for therate of returns for IBM and GE. Use monthly values for theperiodAugust 1, 2007 through August 1, 2018. Data can be obtainedfrom the WWW as follows 1.Go to http:www.yahoo.com. Select theFinance option 2.Enter your stock's symbol (IBM and GE) one byone.3.Under the Summary tab select \"Historical Data\" 4.Enter thedates correctly under the ‘set date range’ for the selectedstock.Make sure the time period covered is IBM and GE(August 1,2007 through August 1, 2018). 5.Select “Historic Prices and selectcorrect frequency (in this case monthly)”. Further,click on “Apply”tab.6.Then just belowApply tab is download the spreadsheet.Download the spreadsheet as an excel file and save it.7.Delete allthe columns except“Date” and “Adjusted close” columnsfor all threestocks.Keep only one column of “Date”.8.Make sure the data is inascending order (by date) (i.e. old date on the top and most recentdate on the bottom of the “Date” column).9.Calculate the RateofReturns (Xt -Xt-1 ) / Xt-1for all three stocks.