Use RStudio to solve

8. Create a data frame that contains the data in this order: - Year = a veofor of six years: e(2010,2012,2011,2012,2010,2012), and; - Treatment = a factor vector containing the observations of " A,"B,"C "). Nerge the Iwo data Use factor stibsetting fo return the factor vector "Year" for only the A treatment