a$.$ Calculate the net profit margin for each year.

b$.$ Calculate the compound average annual growth rates $($CAGR$)$ for revenue and net income using the Gromean function. Is net income growing more slowly or faster than total revenue? Is this a positive for your investment in the company?

c$.$ Calculate the average annual growth rate of total revenue using the AvErage function. Is this result more or less accurate than your result in the previous question? Why?

d$.$ Create a Column chart of total revenue and net income. Be sure to change the chart so that the $x-$axis labels contain the year numbers, and format the axis so that $2019$ is on the far right side of the axis.

$3.$ Repeat Problem $2$ using the data below for Kroger CO $($NYSE: KR$).$ However, this